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Finding the Fourth Proportional to 488,346.40, 732,519.60 and 168,497.65

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Solution

The fourth proportional to 488,346.40, 732,519.60 and 168,497.65 is: 252,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,346.40 : 732,519.60 = 168,497.65 : x
  2. Step 2: Convert to fraction form
    488,346.40/732,519.60 = 168,497.65/x
  3. Step 3: Cross multiply
    488,346.40x = 732,519.60 × 168,497.65
  4. Step 4: Simplify right side
    488,346.40x = 123,427,831,178.94
  5. Step 5: Solve for x
    x = 123,427,831,178.94/488,346.40
  6. Step 6: Final answer
    x = 252,746.48

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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.