Home / 591,704.20-887,685.90-292,328.20

Finding the Fourth Proportional to 591,704.20, 887,685.90 and 292,328.20

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Solution

The fourth proportional to 591,704.20, 887,685.90 and 292,328.20 is: 438,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,704.20 : 887,685.90 = 292,328.20 : x
  2. Step 2: Convert to fraction form
    591,704.20/887,685.90 = 292,328.20/x
  3. Step 3: Cross multiply
    591,704.20x = 887,685.90 × 292,328.20
  4. Step 4: Simplify right side
    591,704.20x = 259,495,621,312.38
  5. Step 5: Solve for x
    x = 259,495,621,312.38/591,704.20
  6. Step 6: Final answer
    x = 438,556.33

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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.