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Finding the Fourth Proportional to 592,047.20, 888,079.20 and 192,690.08

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Solution

The fourth proportional to 592,047.20, 888,079.20 and 192,690.08 is: 289,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,047.20 : 888,079.20 = 192,690.08 : x
  2. Step 2: Convert to fraction form
    592,047.20/888,079.20 = 192,690.08/x
  3. Step 3: Cross multiply
    592,047.20x = 888,079.20 × 192,690.08
  4. Step 4: Simplify right side
    592,047.20x = 171,124,052,094.34
  5. Step 5: Solve for x
    x = 171,124,052,094.34/592,047.20
  6. Step 6: Final answer
    x = 289,037.85

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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.