Home / 838,057.32-1,156,545.20-475,496.46

Finding the Fourth Proportional to 838,057.32, 1,156,545.20 and 475,496.46

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Solution

The fourth proportional to 838,057.32, 1,156,545.20 and 475,496.46 is: 656,199.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,057.32 : 1,156,545.20 = 475,496.46 : x
  2. Step 2: Convert to fraction form
    838,057.32/1,156,545.20 = 475,496.46/x
  3. Step 3: Cross multiply
    838,057.32x = 1,156,545.20 × 475,496.46
  4. Step 4: Simplify right side
    838,057.32x = 549,933,149,618.73
  5. Step 5: Solve for x
    x = 549,933,149,618.73/838,057.32
  6. Step 6: Final answer
    x = 656,199.92

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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.