Home / 1,001,250.28-1,381,732.07-542,364.88

Finding the Fourth Proportional to 1,001,250.28, 1,381,732.07 and 542,364.88

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Solution

The fourth proportional to 1,001,250.28, 1,381,732.07 and 542,364.88 is: 748,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,250.28 : 1,381,732.07 = 542,364.88 : x
  2. Step 2: Convert to fraction form
    1,001,250.28/1,381,732.07 = 542,364.88/x
  3. Step 3: Cross multiply
    1,001,250.28x = 1,381,732.07 × 542,364.88
  4. Step 4: Simplify right side
    1,001,250.28x = 749,402,947,813.10
  5. Step 5: Solve for x
    x = 749,402,947,813.10/1,001,250.28
  6. Step 6: Final answer
    x = 748,467.15

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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.