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Finding the Fourth Proportional to 616,291.87, 924,437.81 and 167,012.71

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Solution

The fourth proportional to 616,291.87, 924,437.81 and 167,012.71 is: 250,519.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,291.87 : 924,437.81 = 167,012.71 : x
  2. Step 2: Convert to fraction form
    616,291.87/924,437.81 = 167,012.71/x
  3. Step 3: Cross multiply
    616,291.87x = 924,437.81 × 167,012.71
  4. Step 4: Simplify right side
    616,291.87x = 154,392,860,728.41
  5. Step 5: Solve for x
    x = 154,392,860,728.41/616,291.87
  6. Step 6: Final answer
    x = 250,519.06

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Similar ratio
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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.