Home / 591,646.40-887,599.20-192,219.20

Finding the Fourth Proportional to 591,646.40, 887,599.20 and 192,219.20

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Solution

The fourth proportional to 591,646.40, 887,599.20 and 192,219.20 is: 288,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,646.40 : 887,599.20 = 192,219.20 : x
  2. Step 2: Convert to fraction form
    591,646.40/887,599.20 = 192,219.20/x
  3. Step 3: Cross multiply
    591,646.40x = 887,599.20 × 192,219.20
  4. Step 4: Simplify right side
    591,646.40x = 170,613,608,144.64
  5. Step 5: Solve for x
    x = 170,613,608,144.64/591,646.40
  6. Step 6: Final answer
    x = 288,370.91

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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.