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Finding the Fourth Proportional to 497,714.10, 746,571.15 and 308,325.30

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Solution

The fourth proportional to 497,714.10, 746,571.15 and 308,325.30 is: 462,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,714.10 : 746,571.15 = 308,325.30 : x
  2. Step 2: Convert to fraction form
    497,714.10/746,571.15 = 308,325.30/x
  3. Step 3: Cross multiply
    497,714.10x = 746,571.15 × 308,325.30
  4. Step 4: Simplify right side
    497,714.10x = 230,186,773,795.10
  5. Step 5: Solve for x
    x = 230,186,773,795.10/497,714.10
  6. Step 6: Final answer
    x = 462,487.95

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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.