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Finding the Fourth Proportional to 591,897.15, 887,853.92 and 192,540.01

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Solution

The fourth proportional to 591,897.15, 887,853.92 and 192,540.01 is: 288,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,897.15 : 887,853.92 = 192,540.01 : x
  2. Step 2: Convert to fraction form
    591,897.15/887,853.92 = 192,540.01/x
  3. Step 3: Cross multiply
    591,897.15x = 887,853.92 × 192,540.01
  4. Step 4: Simplify right side
    591,897.15x = 170,947,402,635.34
  5. Step 5: Solve for x
    x = 170,947,402,635.34/591,897.15
  6. Step 6: Final answer
    x = 288,812.68

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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.