Home / 883,000.80-1,324,501.20-456,535.80

Finding the Fourth Proportional to 883,000.80, 1,324,501.20 and 456,535.80

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Solution

The fourth proportional to 883,000.80, 1,324,501.20 and 456,535.80 is: 684,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,000.80 : 1,324,501.20 = 456,535.80 : x
  2. Step 2: Convert to fraction form
    883,000.80/1,324,501.20 = 456,535.80/x
  3. Step 3: Cross multiply
    883,000.80x = 1,324,501.20 × 456,535.80
  4. Step 4: Simplify right side
    883,000.80x = 604,682,214,942.96
  5. Step 5: Solve for x
    x = 604,682,214,942.96/883,000.80
  6. Step 6: Final answer
    x = 684,803.70

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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.