Home / 467,278.15-644,844.41-252,418.22

Finding the Fourth Proportional to 467,278.15, 644,844.41 and 252,418.22

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Solution

The fourth proportional to 467,278.15, 644,844.41 and 252,418.22 is: 348,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,278.15 : 644,844.41 = 252,418.22 : x
  2. Step 2: Convert to fraction form
    467,278.15/644,844.41 = 252,418.22/x
  3. Step 3: Cross multiply
    467,278.15x = 644,844.41 × 252,418.22
  4. Step 4: Simplify right side
    467,278.15x = 162,770,478,149.15
  5. Step 5: Solve for x
    x = 162,770,478,149.15/467,278.15
  6. Step 6: Final answer
    x = 348,337.45

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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.