Home / 1,025,050.80-1,537,576.20-456,430.80

Finding the Fourth Proportional to 1,025,050.80, 1,537,576.20 and 456,430.80

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Solution

The fourth proportional to 1,025,050.80, 1,537,576.20 and 456,430.80 is: 684,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,050.80 : 1,537,576.20 = 456,430.80 : x
  2. Step 2: Convert to fraction form
    1,025,050.80/1,537,576.20 = 456,430.80/x
  3. Step 3: Cross multiply
    1,025,050.80x = 1,537,576.20 × 456,430.80
  4. Step 4: Simplify right side
    1,025,050.80x = 701,797,135,026.96
  5. Step 5: Solve for x
    x = 701,797,135,026.96/1,025,050.80
  6. Step 6: Final answer
    x = 684,646.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.