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Finding the Fourth Proportional to 268,294.06, 370,254.41 and 147,446.52

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Solution

The fourth proportional to 268,294.06, 370,254.41 and 147,446.52 is: 203,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,294.06 : 370,254.41 = 147,446.52 : x
  2. Step 2: Convert to fraction form
    268,294.06/370,254.41 = 147,446.52/x
  3. Step 3: Cross multiply
    268,294.06x = 370,254.41 × 147,446.52
  4. Step 4: Simplify right side
    268,294.06x = 54,592,724,269.15
  5. Step 5: Solve for x
    x = 54,592,724,269.15/268,294.06
  6. Step 6: Final answer
    x = 203,480.93

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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.