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Finding the Fourth Proportional to 238,766.36, 358,026.30 and 70,264.82

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Solution

The fourth proportional to 238,766.36, 358,026.30 and 70,264.82 is: 105,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,766.36 : 358,026.30 = 70,264.82 : x
  2. Step 2: Convert to fraction form
    238,766.36/358,026.30 = 70,264.82/x
  3. Step 3: Cross multiply
    238,766.36x = 358,026.30 × 70,264.82
  4. Step 4: Simplify right side
    238,766.36x = 25,156,653,524.77
  5. Step 5: Solve for x
    x = 25,156,653,524.77/238,766.36
  6. Step 6: Final answer
    x = 105,360.96

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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.