Home / 429,221.16-592,297.38-238,234.60

Finding the Fourth Proportional to 429,221.16, 592,297.38 and 238,234.60

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Solution

The fourth proportional to 429,221.16, 592,297.38 and 238,234.60 is: 328,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,221.16 : 592,297.38 = 238,234.60 : x
  2. Step 2: Convert to fraction form
    429,221.16/592,297.38 = 238,234.60/x
  3. Step 3: Cross multiply
    429,221.16x = 592,297.38 × 238,234.60
  4. Step 4: Simplify right side
    429,221.16x = 141,105,729,405.35
  5. Step 5: Solve for x
    x = 141,105,729,405.35/429,221.16
  6. Step 6: Final answer
    x = 328,748.31

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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.