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Finding the Fourth Proportional to 267,436.55, 369,045.70 and 146,569.25

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Solution

The fourth proportional to 267,436.55, 369,045.70 and 146,569.25 is: 202,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,436.55 : 369,045.70 = 146,569.25 : x
  2. Step 2: Convert to fraction form
    267,436.55/369,045.70 = 146,569.25/x
  3. Step 3: Cross multiply
    267,436.55x = 369,045.70 × 146,569.25
  4. Step 4: Simplify right side
    267,436.55x = 54,090,752,020.92
  5. Step 5: Solve for x
    x = 54,090,752,020.92/267,436.55
  6. Step 6: Final answer
    x = 202,256.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.