Home / 597,811.60-897,227.70-243,080.20

Finding the Fourth Proportional to 597,811.60, 897,227.70 and 243,080.20

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Solution

The fourth proportional to 597,811.60, 897,227.70 and 243,080.20 is: 364,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,811.60 : 897,227.70 = 243,080.20 : x
  2. Step 2: Convert to fraction form
    597,811.60/897,227.70 = 243,080.20/x
  3. Step 3: Cross multiply
    597,811.60x = 897,227.70 × 243,080.20
  4. Step 4: Simplify right side
    597,811.60x = 218,098,288,761.54
  5. Step 5: Solve for x
    x = 218,098,288,761.54/597,811.60
  6. Step 6: Final answer
    x = 364,827.80

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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.