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Finding the Fourth Proportional to 624,750.80, 937,123.08 and 151,436.18

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Solution

The fourth proportional to 624,750.80, 937,123.08 and 151,436.18 is: 227,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,750.80 : 937,123.08 = 151,436.18 : x
  2. Step 2: Convert to fraction form
    624,750.80/937,123.08 = 151,436.18/x
  3. Step 3: Cross multiply
    624,750.80x = 937,123.08 × 151,436.18
  4. Step 4: Simplify right side
    624,750.80x = 141,914,339,425.03
  5. Step 5: Solve for x
    x = 141,914,339,425.03/624,750.80
  6. Step 6: Final answer
    x = 227,153.51

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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.