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Finding the Fourth Proportional to 377,062.84, 520,350.10 and 204,981.14

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Solution

The fourth proportional to 377,062.84, 520,350.10 and 204,981.14 is: 282,875.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,062.84 : 520,350.10 = 204,981.14 : x
  2. Step 2: Convert to fraction form
    377,062.84/520,350.10 = 204,981.14/x
  3. Step 3: Cross multiply
    377,062.84x = 520,350.10 × 204,981.14
  4. Step 4: Simplify right side
    377,062.84x = 106,661,956,697.11
  5. Step 5: Solve for x
    x = 106,661,956,697.11/377,062.84
  6. Step 6: Final answer
    x = 282,875.81

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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.