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Finding the Fourth Proportional to 262,553.91, 362,302.86 and 147,795.87

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Solution

The fourth proportional to 262,553.91, 362,302.86 and 147,795.87 is: 203,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,553.91 : 362,302.86 = 147,795.87 : x
  2. Step 2: Convert to fraction form
    262,553.91/362,302.86 = 147,795.87/x
  3. Step 3: Cross multiply
    262,553.91x = 362,302.86 × 147,795.87
  4. Step 4: Simplify right side
    262,553.91x = 53,546,865,045.29
  5. Step 5: Solve for x
    x = 53,546,865,045.29/262,553.91
  6. Step 6: Final answer
    x = 203,946.18

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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.