Home / 644,495.60-966,743.40-597,839.60

Finding the Fourth Proportional to 644,495.60, 966,743.40 and 597,839.60

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Solution

The fourth proportional to 644,495.60, 966,743.40 and 597,839.60 is: 896,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,495.60 : 966,743.40 = 597,839.60 : x
  2. Step 2: Convert to fraction form
    644,495.60/966,743.40 = 597,839.60/x
  3. Step 3: Cross multiply
    644,495.60x = 966,743.40 × 597,839.60
  4. Step 4: Simplify right side
    644,495.60x = 577,957,487,558.64
  5. Step 5: Solve for x
    x = 577,957,487,558.64/644,495.60
  6. Step 6: Final answer
    x = 896,759.40

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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.