Home / 374,261.28-516,474.54-204,491.76

Finding the Fourth Proportional to 374,261.28, 516,474.54 and 204,491.76

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Solution

The fourth proportional to 374,261.28, 516,474.54 and 204,491.76 is: 282,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,261.28 : 516,474.54 = 204,491.76 : x
  2. Step 2: Convert to fraction form
    374,261.28/516,474.54 = 204,491.76/x
  3. Step 3: Cross multiply
    374,261.28x = 516,474.54 × 204,491.76
  4. Step 4: Simplify right side
    374,261.28x = 105,614,787,679.79
  5. Step 5: Solve for x
    x = 105,614,787,679.79/374,261.28
  6. Step 6: Final answer
    x = 282,195.34

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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.