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Finding the Fourth Proportional to 233,276.75, 349,706.75 and 91,088.95

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Solution

The fourth proportional to 233,276.75, 349,706.75 and 91,088.95 is: 136,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,276.75 : 349,706.75 = 91,088.95 : x
  2. Step 2: Convert to fraction form
    233,276.75/349,706.75 = 91,088.95/x
  3. Step 3: Cross multiply
    233,276.75x = 349,706.75 × 91,088.95
  4. Step 4: Simplify right side
    233,276.75x = 31,854,420,665.41
  5. Step 5: Solve for x
    x = 31,854,420,665.41/233,276.75
  6. Step 6: Final answer
    x = 136,552.06

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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.