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Finding the Fourth Proportional to 644,433.60, 966,650.40 and 597,194.40

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Solution

The fourth proportional to 644,433.60, 966,650.40 and 597,194.40 is: 895,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,433.60 : 966,650.40 = 597,194.40 : x
  2. Step 2: Convert to fraction form
    644,433.60/966,650.40 = 597,194.40/x
  3. Step 3: Cross multiply
    644,433.60x = 966,650.40 × 597,194.40
  4. Step 4: Simplify right side
    644,433.60x = 577,278,205,637.76
  5. Step 5: Solve for x
    x = 577,278,205,637.76/644,433.60
  6. Step 6: Final answer
    x = 895,791.60

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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.