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Finding the Fourth Proportional to 443,588.88, 612,165.24 and 247,359.84

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Solution

The fourth proportional to 443,588.88, 612,165.24 and 247,359.84 is: 341,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,588.88 : 612,165.24 = 247,359.84 : x
  2. Step 2: Convert to fraction form
    443,588.88/612,165.24 = 247,359.84/x
  3. Step 3: Cross multiply
    443,588.88x = 612,165.24 × 247,359.84
  4. Step 4: Simplify right side
    443,588.88x = 151,425,095,819.96
  5. Step 5: Solve for x
    x = 151,425,095,819.96/443,588.88
  6. Step 6: Final answer
    x = 341,363.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.