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Finding the Fourth Proportional to 541,597.50, 747,430.22 and 326,732.95

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Solution

The fourth proportional to 541,597.50, 747,430.22 and 326,732.95 is: 450,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,597.50 : 747,430.22 = 326,732.95 : x
  2. Step 2: Convert to fraction form
    541,597.50/747,430.22 = 326,732.95/x
  3. Step 3: Cross multiply
    541,597.50x = 747,430.22 × 326,732.95
  4. Step 4: Simplify right side
    541,597.50x = 244,210,080,699.75
  5. Step 5: Solve for x
    x = 244,210,080,699.75/541,597.50
  6. Step 6: Final answer
    x = 450,906.96

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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.