Home / 757,061.52-1,044,745.20-417,551.64

Finding the Fourth Proportional to 757,061.52, 1,044,745.20 and 417,551.64

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Solution

The fourth proportional to 757,061.52, 1,044,745.20 and 417,551.64 is: 576,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,061.52 : 1,044,745.20 = 417,551.64 : x
  2. Step 2: Convert to fraction form
    757,061.52/1,044,745.20 = 417,551.64/x
  3. Step 3: Cross multiply
    757,061.52x = 1,044,745.20 × 417,551.64
  4. Step 4: Simplify right side
    757,061.52x = 436,235,071,642.13
  5. Step 5: Solve for x
    x = 436,235,071,642.13/757,061.52
  6. Step 6: Final answer
    x = 576,221.43

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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.