Home / 467,086.68-644,581.59-263,140.05

Finding the Fourth Proportional to 467,086.68, 644,581.59 and 263,140.05

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Solution

The fourth proportional to 467,086.68, 644,581.59 and 263,140.05 is: 363,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,086.68 : 644,581.59 = 263,140.05 : x
  2. Step 2: Convert to fraction form
    467,086.68/644,581.59 = 263,140.05/x
  3. Step 3: Cross multiply
    467,086.68x = 644,581.59 × 263,140.05
  4. Step 4: Simplify right side
    467,086.68x = 169,615,231,821.68
  5. Step 5: Solve for x
    x = 169,615,231,821.68/467,086.68
  6. Step 6: Final answer
    x = 363,134.38

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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.