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Finding the Fourth Proportional to 627,660.90, 941,491.35 and 576,051.30

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Solution

The fourth proportional to 627,660.90, 941,491.35 and 576,051.30 is: 864,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,660.90 : 941,491.35 = 576,051.30 : x
  2. Step 2: Convert to fraction form
    627,660.90/941,491.35 = 576,051.30/x
  3. Step 3: Cross multiply
    627,660.90x = 941,491.35 × 576,051.30
  4. Step 4: Simplify right side
    627,660.90x = 542,347,316,106.26
  5. Step 5: Solve for x
    x = 542,347,316,106.26/627,660.90
  6. Step 6: Final answer
    x = 864,076.95

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Double scale
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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.