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Finding the Fourth Proportional to 238,499.36, 357,913.07 and 98,257.98

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Solution

The fourth proportional to 238,499.36, 357,913.07 and 98,257.98 is: 147,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,499.36 : 357,913.07 = 98,257.98 : x
  2. Step 2: Convert to fraction form
    238,499.36/357,913.07 = 98,257.98/x
  3. Step 3: Cross multiply
    238,499.36x = 357,913.07 × 98,257.98
  4. Step 4: Simplify right side
    238,499.36x = 35,167,815,273.80
  5. Step 5: Solve for x
    x = 35,167,815,273.80/238,499.36
  6. Step 6: Final answer
    x = 147,454.55

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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.