Home / 591,061.20-886,008.60-291,296.40

Finding the Fourth Proportional to 591,061.20, 886,008.60 and 291,296.40

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Solution

The fourth proportional to 591,061.20, 886,008.60 and 291,296.40 is: 436,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,061.20 : 886,008.60 = 291,296.40 : x
  2. Step 2: Convert to fraction form
    591,061.20/886,008.60 = 291,296.40/x
  3. Step 3: Cross multiply
    591,061.20x = 886,008.60 × 291,296.40
  4. Step 4: Simplify right side
    591,061.20x = 258,091,115,549.04
  5. Step 5: Solve for x
    x = 258,091,115,549.04/591,061.20
  6. Step 6: Final answer
    x = 436,657.18

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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.