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Finding the Fourth Proportional to 492,031.10, 738,046.65 and 176,374.10

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Solution

The fourth proportional to 492,031.10, 738,046.65 and 176,374.10 is: 264,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,031.10 : 738,046.65 = 176,374.10 : x
  2. Step 2: Convert to fraction form
    492,031.10/738,046.65 = 176,374.10/x
  3. Step 3: Cross multiply
    492,031.10x = 738,046.65 × 176,374.10
  4. Step 4: Simplify right side
    492,031.10x = 130,172,313,651.77
  5. Step 5: Solve for x
    x = 130,172,313,651.77/492,031.10
  6. Step 6: Final answer
    x = 264,561.15

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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.