Home / 662,564.20-993,846.30-452,612.20

Finding the Fourth Proportional to 662,564.20, 993,846.30 and 452,612.20

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Solution

The fourth proportional to 662,564.20, 993,846.30 and 452,612.20 is: 678,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,564.20 : 993,846.30 = 452,612.20 : x
  2. Step 2: Convert to fraction form
    662,564.20/993,846.30 = 452,612.20/x
  3. Step 3: Cross multiply
    662,564.20x = 993,846.30 × 452,612.20
  4. Step 4: Simplify right side
    662,564.20x = 449,826,960,304.86
  5. Step 5: Solve for x
    x = 449,826,960,304.86/662,564.20
  6. Step 6: Final answer
    x = 678,918.30

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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.