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Finding the Fourth Proportional to 579,024.60, 868,493.70 and 241,978.20

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Solution

The fourth proportional to 579,024.60, 868,493.70 and 241,978.20 is: 362,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,024.60 : 868,493.70 = 241,978.20 : x
  2. Step 2: Convert to fraction form
    579,024.60/868,493.70 = 241,978.20/x
  3. Step 3: Cross multiply
    579,024.60x = 868,493.70 × 241,978.20
  4. Step 4: Simplify right side
    579,024.60x = 210,156,542,237.34
  5. Step 5: Solve for x
    x = 210,156,542,237.34/579,024.60
  6. Step 6: Final answer
    x = 362,949.25

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1.5x scale

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.