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Finding the Fourth Proportional to 467,155.85, 644,675.02 and 252,295.92

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Solution

The fourth proportional to 467,155.85, 644,675.02 and 252,295.92 is: 348,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,155.85 : 644,675.02 = 252,295.92 : x
  2. Step 2: Convert to fraction form
    467,155.85/644,675.02 = 252,295.92/x
  3. Step 3: Cross multiply
    467,155.85x = 644,675.02 × 252,295.92
  4. Step 4: Simplify right side
    467,155.85x = 162,648,876,641.18
  5. Step 5: Solve for x
    x = 162,648,876,641.18/467,155.85
  6. Step 6: Final answer
    x = 348,168.34

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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.