Home / 500,602.14-690,831.66-271,161.92

Finding the Fourth Proportional to 500,602.14, 690,831.66 and 271,161.92

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Solution

The fourth proportional to 500,602.14, 690,831.66 and 271,161.92 is: 374,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,602.14 : 690,831.66 = 271,161.92 : x
  2. Step 2: Convert to fraction form
    500,602.14/690,831.66 = 271,161.92/x
  3. Step 3: Cross multiply
    500,602.14x = 690,831.66 × 271,161.92
  4. Step 4: Simplify right side
    500,602.14x = 187,327,239,322.39
  5. Step 5: Solve for x
    x = 187,327,239,322.39/500,602.14
  6. Step 6: Final answer
    x = 374,203.83

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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.