Home / 1,008,371.76-1,391,535.18-549,490.38

Finding the Fourth Proportional to 1,008,371.76, 1,391,535.18 and 549,490.38

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Solution

The fourth proportional to 1,008,371.76, 1,391,535.18 and 549,490.38 is: 758,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,371.76 : 1,391,535.18 = 549,490.38 : x
  2. Step 2: Convert to fraction form
    1,008,371.76/1,391,535.18 = 549,490.38/x
  3. Step 3: Cross multiply
    1,008,371.76x = 1,391,535.18 × 549,490.38
  4. Step 4: Simplify right side
    1,008,371.76x = 764,635,194,841.57
  5. Step 5: Solve for x
    x = 764,635,194,841.57/1,008,371.76
  6. Step 6: Final answer
    x = 758,287.00

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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.