Home / 391,566.10-587,349.15-234,102.10

Finding the Fourth Proportional to 391,566.10, 587,349.15 and 234,102.10

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Solution

The fourth proportional to 391,566.10, 587,349.15 and 234,102.10 is: 351,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,566.10 : 587,349.15 = 234,102.10 : x
  2. Step 2: Convert to fraction form
    391,566.10/587,349.15 = 234,102.10/x
  3. Step 3: Cross multiply
    391,566.10x = 587,349.15 × 234,102.10
  4. Step 4: Simplify right side
    391,566.10x = 137,499,669,448.22
  5. Step 5: Solve for x
    x = 137,499,669,448.22/391,566.10
  6. Step 6: Final answer
    x = 351,153.15

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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.