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Finding the Fourth Proportional to 591,006.66, 886,597.47 and 217,000.50

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Solution

The fourth proportional to 591,006.66, 886,597.47 and 217,000.50 is: 325,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,006.66 : 886,597.47 = 217,000.50 : x
  2. Step 2: Convert to fraction form
    591,006.66/886,597.47 = 217,000.50/x
  3. Step 3: Cross multiply
    591,006.66x = 886,597.47 × 217,000.50
  4. Step 4: Simplify right side
    591,006.66x = 192,392,094,288.74
  5. Step 5: Solve for x
    x = 192,392,094,288.74/591,006.66
  6. Step 6: Final answer
    x = 325,532.87

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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.