Home / 387,337.44-534,589.56-226,191.18

Finding the Fourth Proportional to 387,337.44, 534,589.56 and 226,191.18

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Solution

The fourth proportional to 387,337.44, 534,589.56 and 226,191.18 is: 312,181.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,337.44 : 534,589.56 = 226,191.18 : x
  2. Step 2: Convert to fraction form
    387,337.44/534,589.56 = 226,191.18/x
  3. Step 3: Cross multiply
    387,337.44x = 534,589.56 × 226,191.18
  4. Step 4: Simplify right side
    387,337.44x = 120,919,443,392.08
  5. Step 5: Solve for x
    x = 120,919,443,392.08/387,337.44
  6. Step 6: Final answer
    x = 312,181.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.