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Finding the Fourth Proportional to 497,364.60, 746,046.90 and 372,948.60

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Solution

The fourth proportional to 497,364.60, 746,046.90 and 372,948.60 is: 559,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,364.60 : 746,046.90 = 372,948.60 : x
  2. Step 2: Convert to fraction form
    497,364.60/746,046.90 = 372,948.60/x
  3. Step 3: Cross multiply
    497,364.60x = 746,046.90 × 372,948.60
  4. Step 4: Simplify right side
    497,364.60x = 278,237,146,889.34
  5. Step 5: Solve for x
    x = 278,237,146,889.34/497,364.60
  6. Step 6: Final answer
    x = 559,422.90

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Similar ratio
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1.5x scale

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.