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Finding the Fourth Proportional to 616,486.88, 924,730.32 and 173,254.88

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Solution

The fourth proportional to 616,486.88, 924,730.32 and 173,254.88 is: 259,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,486.88 : 924,730.32 = 173,254.88 : x
  2. Step 2: Convert to fraction form
    616,486.88/924,730.32 = 173,254.88/x
  3. Step 3: Cross multiply
    616,486.88x = 924,730.32 × 173,254.88
  4. Step 4: Simplify right side
    616,486.88x = 160,214,036,000.31
  5. Step 5: Solve for x
    x = 160,214,036,000.31/616,486.88
  6. Step 6: Final answer
    x = 259,882.31

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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.