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Finding the Fourth Proportional to 616,657.92, 924,374.52 and 296,743.56

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Solution

The fourth proportional to 616,657.92, 924,374.52 and 296,743.56 is: 444,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,657.92 : 924,374.52 = 296,743.56 : x
  2. Step 2: Convert to fraction form
    616,657.92/924,374.52 = 296,743.56/x
  3. Step 3: Cross multiply
    616,657.92x = 924,374.52 × 296,743.56
  4. Step 4: Simplify right side
    616,657.92x = 274,302,185,838.09
  5. Step 5: Solve for x
    x = 274,302,185,838.09/616,657.92
  6. Step 6: Final answer
    x = 444,820.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.