Home / 591,613.40-887,549.70-192,186.20

Finding the Fourth Proportional to 591,613.40, 887,549.70 and 192,186.20

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Solution

The fourth proportional to 591,613.40, 887,549.70 and 192,186.20 is: 288,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,613.40 : 887,549.70 = 192,186.20 : x
  2. Step 2: Convert to fraction form
    591,613.40/887,549.70 = 192,186.20/x
  3. Step 3: Cross multiply
    591,613.40x = 887,549.70 × 192,186.20
  4. Step 4: Simplify right side
    591,613.40x = 170,574,804,154.14
  5. Step 5: Solve for x
    x = 170,574,804,154.14/591,613.40
  6. Step 6: Final answer
    x = 288,321.40

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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.