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Finding the Fourth Proportional to 650,040.60, 975,060.90 and 437,464.20

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Solution

The fourth proportional to 650,040.60, 975,060.90 and 437,464.20 is: 656,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,040.60 : 975,060.90 = 437,464.20 : x
  2. Step 2: Convert to fraction form
    650,040.60/975,060.90 = 437,464.20/x
  3. Step 3: Cross multiply
    650,040.60x = 975,060.90 × 437,464.20
  4. Step 4: Simplify right side
    650,040.60x = 426,554,236,569.78
  5. Step 5: Solve for x
    x = 426,554,236,569.78/650,040.60
  6. Step 6: Final answer
    x = 656,196.30

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Double scale
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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.