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Finding the Fourth Proportional to 238,958.33, 358,437.05 and 70,596.92

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Solution

The fourth proportional to 238,958.33, 358,437.05 and 70,596.92 is: 105,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,958.33 : 358,437.05 = 70,596.92 : x
  2. Step 2: Convert to fraction form
    238,958.33/358,437.05 = 70,596.92/x
  3. Step 3: Cross multiply
    238,958.33x = 358,437.05 × 70,596.92
  4. Step 4: Simplify right side
    238,958.33x = 25,304,551,742.18
  5. Step 5: Solve for x
    x = 25,304,551,742.18/238,958.33
  6. Step 6: Final answer
    x = 105,895.25

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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.