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Finding the Fourth Proportional to 377,286.45, 565,809.58 and 124,519.87

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Solution

The fourth proportional to 377,286.45, 565,809.58 and 124,519.87 is: 186,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,286.45 : 565,809.58 = 124,519.87 : x
  2. Step 2: Convert to fraction form
    377,286.45/565,809.58 = 124,519.87/x
  3. Step 3: Cross multiply
    377,286.45x = 565,809.58 × 124,519.87
  4. Step 4: Simplify right side
    377,286.45x = 70,454,535,346.35
  5. Step 5: Solve for x
    x = 70,454,535,346.35/377,286.45
  6. Step 6: Final answer
    x = 186,740.17

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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.