Home / 374,731.54-517,298.40-238,948.00

Finding the Fourth Proportional to 374,731.54, 517,298.40 and 238,948.00

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Solution

The fourth proportional to 374,731.54, 517,298.40 and 238,948.00 is: 329,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,731.54 : 517,298.40 = 238,948.00 : x
  2. Step 2: Convert to fraction form
    374,731.54/517,298.40 = 238,948.00/x
  3. Step 3: Cross multiply
    374,731.54x = 517,298.40 × 238,948.00
  4. Step 4: Simplify right side
    374,731.54x = 123,607,416,789.95
  5. Step 5: Solve for x
    x = 123,607,416,789.95/374,731.54
  6. Step 6: Final answer
    x = 329,855.92

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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.