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Finding the Fourth Proportional to 243,250.80, 364,548.15 and 163,060.80

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Solution

The fourth proportional to 243,250.80, 364,548.15 and 163,060.80 is: 244,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,250.80 : 364,548.15 = 163,060.80 : x
  2. Step 2: Convert to fraction form
    243,250.80/364,548.15 = 163,060.80/x
  3. Step 3: Cross multiply
    243,250.80x = 364,548.15 × 163,060.80
  4. Step 4: Simplify right side
    243,250.80x = 59,443,512,977.52
  5. Step 5: Solve for x
    x = 59,443,512,977.52/243,250.80
  6. Step 6: Final answer
    x = 244,371.29

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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.