Home / 656,501.10-984,751.65-324,033.90

Finding the Fourth Proportional to 656,501.10, 984,751.65 and 324,033.90

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Solution

The fourth proportional to 656,501.10, 984,751.65 and 324,033.90 is: 486,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,501.10 : 984,751.65 = 324,033.90 : x
  2. Step 2: Convert to fraction form
    656,501.10/984,751.65 = 324,033.90/x
  3. Step 3: Cross multiply
    656,501.10x = 984,751.65 × 324,033.90
  4. Step 4: Simplify right side
    656,501.10x = 319,092,917,680.94
  5. Step 5: Solve for x
    x = 319,092,917,680.94/656,501.10
  6. Step 6: Final answer
    x = 486,050.85

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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.