Home / 591,057.20-886,002.60-291,292.40

Finding the Fourth Proportional to 591,057.20, 886,002.60 and 291,292.40

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Solution

The fourth proportional to 591,057.20, 886,002.60 and 291,292.40 is: 436,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,057.20 : 886,002.60 = 291,292.40 : x
  2. Step 2: Convert to fraction form
    591,057.20/886,002.60 = 291,292.40/x
  3. Step 3: Cross multiply
    591,057.20x = 886,002.60 × 291,292.40
  4. Step 4: Simplify right side
    591,057.20x = 258,085,823,760.24
  5. Step 5: Solve for x
    x = 258,085,823,760.24/591,057.20
  6. Step 6: Final answer
    x = 436,651.18

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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.