Home / 591,998.40-887,560.20-326,059.20

Finding the Fourth Proportional to 591,998.40, 887,560.20 and 326,059.20

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Solution

The fourth proportional to 591,998.40, 887,560.20 and 326,059.20 is: 488,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,998.40 : 887,560.20 = 326,059.20 : x
  2. Step 2: Convert to fraction form
    591,998.40/887,560.20 = 326,059.20/x
  3. Step 3: Cross multiply
    591,998.40x = 887,560.20 × 326,059.20
  4. Step 4: Simplify right side
    591,998.40x = 289,397,168,763.84
  5. Step 5: Solve for x
    x = 289,397,168,763.84/591,998.40
  6. Step 6: Final answer
    x = 488,847.89

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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.