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Finding the Fourth Proportional to 574,876.60, 793,347.71 and 329,906.18

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Solution

The fourth proportional to 574,876.60, 793,347.71 and 329,906.18 is: 455,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,876.60 : 793,347.71 = 329,906.18 : x
  2. Step 2: Convert to fraction form
    574,876.60/793,347.71 = 329,906.18/x
  3. Step 3: Cross multiply
    574,876.60x = 793,347.71 × 329,906.18
  4. Step 4: Simplify right side
    574,876.60x = 261,730,312,751.69
  5. Step 5: Solve for x
    x = 261,730,312,751.69/574,876.60
  6. Step 6: Final answer
    x = 455,280.86

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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.