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Finding the Fourth Proportional to 675,877.26, 932,647.41 and 403,891.14

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Solution

The fourth proportional to 675,877.26, 932,647.41 and 403,891.14 is: 557,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,877.26 : 932,647.41 = 403,891.14 : x
  2. Step 2: Convert to fraction form
    675,877.26/932,647.41 = 403,891.14/x
  3. Step 3: Cross multiply
    675,877.26x = 932,647.41 × 403,891.14
  4. Step 4: Simplify right side
    675,877.26x = 376,688,025,642.95
  5. Step 5: Solve for x
    x = 376,688,025,642.95/675,877.26
  6. Step 6: Final answer
    x = 557,332.00

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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.