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Finding the Fourth Proportional to 636,304.40, 954,456.60 and 565,445.60

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Solution

The fourth proportional to 636,304.40, 954,456.60 and 565,445.60 is: 848,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,304.40 : 954,456.60 = 565,445.60 : x
  2. Step 2: Convert to fraction form
    636,304.40/954,456.60 = 565,445.60/x
  3. Step 3: Cross multiply
    636,304.40x = 954,456.60 × 565,445.60
  4. Step 4: Simplify right side
    636,304.40x = 539,693,284,860.96
  5. Step 5: Solve for x
    x = 539,693,284,860.96/636,304.40
  6. Step 6: Final answer
    x = 848,168.40

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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.