Home / 961,641.97-1,326,983.25-531,815.11

Finding the Fourth Proportional to 961,641.97, 1,326,983.25 and 531,815.11

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Solution

The fourth proportional to 961,641.97, 1,326,983.25 and 531,815.11 is: 733,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,641.97 : 1,326,983.25 = 531,815.11 : x
  2. Step 2: Convert to fraction form
    961,641.97/1,326,983.25 = 531,815.11/x
  3. Step 3: Cross multiply
    961,641.97x = 1,326,983.25 × 531,815.11
  4. Step 4: Simplify right side
    961,641.97x = 705,709,743,066.91
  5. Step 5: Solve for x
    x = 705,709,743,066.91/961,641.97
  6. Step 6: Final answer
    x = 733,859.13

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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.