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Finding the Fourth Proportional to 467,886.60, 701,484.30 and 187,259.40

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Solution

The fourth proportional to 467,886.60, 701,484.30 and 187,259.40 is: 280,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,886.60 : 701,484.30 = 187,259.40 : x
  2. Step 2: Convert to fraction form
    467,886.60/701,484.30 = 187,259.40/x
  3. Step 3: Cross multiply
    467,886.60x = 701,484.30 × 187,259.40
  4. Step 4: Simplify right side
    467,886.60x = 131,359,529,127.42
  5. Step 5: Solve for x
    x = 131,359,529,127.42/467,886.60
  6. Step 6: Final answer
    x = 280,750.78

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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.