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Finding the Fourth Proportional to 591,908.84, 887,871.45 and 192,551.70

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Solution

The fourth proportional to 591,908.84, 887,871.45 and 192,551.70 is: 288,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,908.84 : 887,871.45 = 192,551.70 : x
  2. Step 2: Convert to fraction form
    591,908.84/887,871.45 = 192,551.70/x
  3. Step 3: Cross multiply
    591,908.84x = 887,871.45 × 192,551.70
  4. Step 4: Simplify right side
    591,908.84x = 170,961,157,801.03
  5. Step 5: Solve for x
    x = 170,961,157,801.03/591,908.84
  6. Step 6: Final answer
    x = 288,830.22

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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.