Home / 634,470.20-875,778.24-567,209.70

Finding the Fourth Proportional to 634,470.20, 875,778.24 and 567,209.70

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Solution

The fourth proportional to 634,470.20, 875,778.24 and 567,209.70 is: 782,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,470.20 : 875,778.24 = 567,209.70 : x
  2. Step 2: Convert to fraction form
    634,470.20/875,778.24 = 567,209.70/x
  3. Step 3: Cross multiply
    634,470.20x = 875,778.24 × 567,209.70
  4. Step 4: Simplify right side
    634,470.20x = 496,749,914,903.96
  5. Step 5: Solve for x
    x = 496,749,914,903.96/634,470.20
  6. Step 6: Final answer
    x = 782,936.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.