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Finding the Fourth Proportional to 541,808.52, 747,701.28 and 326,907.12

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Solution

The fourth proportional to 541,808.52, 747,701.28 and 326,907.12 is: 451,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,808.52 : 747,701.28 = 326,907.12 : x
  2. Step 2: Convert to fraction form
    541,808.52/747,701.28 = 326,907.12/x
  3. Step 3: Cross multiply
    541,808.52x = 747,701.28 × 326,907.12
  4. Step 4: Simplify right side
    541,808.52x = 244,428,872,065.11
  5. Step 5: Solve for x
    x = 244,428,872,065.11/541,808.52
  6. Step 6: Final answer
    x = 451,135.16

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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.