Home / 363,439.12-544,925.40-238,634.32

Finding the Fourth Proportional to 363,439.12, 544,925.40 and 238,634.32

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Solution

The fourth proportional to 363,439.12, 544,925.40 and 238,634.32 is: 357,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,439.12 : 544,925.40 = 238,634.32 : x
  2. Step 2: Convert to fraction form
    363,439.12/544,925.40 = 238,634.32/x
  3. Step 3: Cross multiply
    363,439.12x = 544,925.40 × 238,634.32
  4. Step 4: Simplify right side
    363,439.12x = 130,037,902,279.73
  5. Step 5: Solve for x
    x = 130,037,902,279.73/363,439.12
  6. Step 6: Final answer
    x = 357,798.31

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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.