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Finding the Fourth Proportional to 262,035.66, 392,956.79 and 93,510.91

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Solution

The fourth proportional to 262,035.66, 392,956.79 and 93,510.91 is: 140,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,035.66 : 392,956.79 = 93,510.91 : x
  2. Step 2: Convert to fraction form
    262,035.66/392,956.79 = 93,510.91/x
  3. Step 3: Cross multiply
    262,035.66x = 392,956.79 × 93,510.91
  4. Step 4: Simplify right side
    262,035.66x = 36,745,746,274.96
  5. Step 5: Solve for x
    x = 36,745,746,274.96/262,035.66
  6. Step 6: Final answer
    x = 140,231.85

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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.