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Finding the Fourth Proportional to 541,737.18, 747,797.91 and 326,886.30

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Solution

The fourth proportional to 541,737.18, 747,797.91 and 326,886.30 is: 451,224.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,737.18 : 747,797.91 = 326,886.30 : x
  2. Step 2: Convert to fraction form
    541,737.18/747,797.91 = 326,886.30/x
  3. Step 3: Cross multiply
    541,737.18x = 747,797.91 × 326,886.30
  4. Step 4: Simplify right side
    541,737.18x = 244,444,891,947.63
  5. Step 5: Solve for x
    x = 244,444,891,947.63/541,737.18
  6. Step 6: Final answer
    x = 451,224.14

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1.5x scale

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.