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Finding the Fourth Proportional to 503,874.06, 754,790.49 and 233,621.61

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Solution

The fourth proportional to 503,874.06, 754,790.49 and 233,621.61 is: 349,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,874.06 : 754,790.49 = 233,621.61 : x
  2. Step 2: Convert to fraction form
    503,874.06/754,790.49 = 233,621.61/x
  3. Step 3: Cross multiply
    503,874.06x = 754,790.49 × 233,621.61
  4. Step 4: Simplify right side
    503,874.06x = 176,335,369,486.49
  5. Step 5: Solve for x
    x = 176,335,369,486.49/503,874.06
  6. Step 6: Final answer
    x = 349,959.21

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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.