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Finding the Fourth Proportional to 295,818.84, 442,410.66 and 262,753.56

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Solution

The fourth proportional to 295,818.84, 442,410.66 and 262,753.56 is: 392,960.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,818.84 : 442,410.66 = 262,753.56 : x
  2. Step 2: Convert to fraction form
    295,818.84/442,410.66 = 262,753.56/x
  3. Step 3: Cross multiply
    295,818.84x = 442,410.66 × 262,753.56
  4. Step 4: Simplify right side
    295,818.84x = 116,244,975,896.95
  5. Step 5: Solve for x
    x = 116,244,975,896.95/295,818.84
  6. Step 6: Final answer
    x = 392,960.02

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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.