Home / 591,154.60-886,731.90-341,708.20

Finding the Fourth Proportional to 591,154.60, 886,731.90 and 341,708.20

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Solution

The fourth proportional to 591,154.60, 886,731.90 and 341,708.20 is: 512,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,154.60 : 886,731.90 = 341,708.20 : x
  2. Step 2: Convert to fraction form
    591,154.60/886,731.90 = 341,708.20/x
  3. Step 3: Cross multiply
    591,154.60x = 886,731.90 × 341,708.20
  4. Step 4: Simplify right side
    591,154.60x = 303,003,561,431.58
  5. Step 5: Solve for x
    x = 303,003,561,431.58/591,154.60
  6. Step 6: Final answer
    x = 512,562.30

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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.