Home / 623,636.20-935,454.30-202,954.60

Finding the Fourth Proportional to 623,636.20, 935,454.30 and 202,954.60

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Solution

The fourth proportional to 623,636.20, 935,454.30 and 202,954.60 is: 304,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,636.20 : 935,454.30 = 202,954.60 : x
  2. Step 2: Convert to fraction form
    623,636.20/935,454.30 = 202,954.60/x
  3. Step 3: Cross multiply
    623,636.20x = 935,454.30 × 202,954.60
  4. Step 4: Simplify right side
    623,636.20x = 189,854,753,274.78
  5. Step 5: Solve for x
    x = 189,854,753,274.78/623,636.20
  6. Step 6: Final answer
    x = 304,431.90

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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.