Home / 814,250.08-1,123,799.87-451,790.71

Finding the Fourth Proportional to 814,250.08, 1,123,799.87 and 451,790.71

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Solution

The fourth proportional to 814,250.08, 1,123,799.87 and 451,790.71 is: 623,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,250.08 : 1,123,799.87 = 451,790.71 : x
  2. Step 2: Convert to fraction form
    814,250.08/1,123,799.87 = 451,790.71/x
  3. Step 3: Cross multiply
    814,250.08x = 1,123,799.87 × 451,790.71
  4. Step 4: Simplify right side
    814,250.08x = 507,722,346,508.93
  5. Step 5: Solve for x
    x = 507,722,346,508.93/814,250.08
  6. Step 6: Final answer
    x = 623,545.96

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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.