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Finding the Fourth Proportional to 586,251.56, 879,441.05 and 186,798.44

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Solution

The fourth proportional to 586,251.56, 879,441.05 and 186,798.44 is: 280,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,251.56 : 879,441.05 = 186,798.44 : x
  2. Step 2: Convert to fraction form
    586,251.56/879,441.05 = 186,798.44/x
  3. Step 3: Cross multiply
    586,251.56x = 879,441.05 × 186,798.44
  4. Step 4: Simplify right side
    586,251.56x = 164,278,210,880.77
  5. Step 5: Solve for x
    x = 164,278,210,880.77/586,251.56
  6. Step 6: Final answer
    x = 280,217.95

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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.