Home / 961,149.11-1,326,371.20-525,567.85

Finding the Fourth Proportional to 961,149.11, 1,326,371.20 and 525,567.85

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Solution

The fourth proportional to 961,149.11, 1,326,371.20 and 525,567.85 is: 725,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,149.11 : 1,326,371.20 = 525,567.85 : x
  2. Step 2: Convert to fraction form
    961,149.11/1,326,371.20 = 525,567.85/x
  3. Step 3: Cross multiply
    961,149.11x = 1,326,371.20 × 525,567.85
  4. Step 4: Simplify right side
    961,149.11x = 697,098,055,256.07
  5. Step 5: Solve for x
    x = 697,098,055,256.07/961,149.11
  6. Step 6: Final answer
    x = 725,275.66

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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.