Home / 343,743.32-474,422.78-200,503.39

Finding the Fourth Proportional to 343,743.32, 474,422.78 and 200,503.39

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Solution

The fourth proportional to 343,743.32, 474,422.78 and 200,503.39 is: 276,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,743.32 : 474,422.78 = 200,503.39 : x
  2. Step 2: Convert to fraction form
    343,743.32/474,422.78 = 200,503.39/x
  3. Step 3: Cross multiply
    343,743.32x = 474,422.78 × 200,503.39
  4. Step 4: Simplify right side
    343,743.32x = 95,123,374,998.43
  5. Step 5: Solve for x
    x = 95,123,374,998.43/343,743.32
  6. Step 6: Final answer
    x = 276,727.93

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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.