Home / 374,081.05-516,228.64-204,311.53

Finding the Fourth Proportional to 374,081.05, 516,228.64 and 204,311.53

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Solution

The fourth proportional to 374,081.05, 516,228.64 and 204,311.53 is: 281,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,081.05 : 516,228.64 = 204,311.53 : x
  2. Step 2: Convert to fraction form
    374,081.05/516,228.64 = 204,311.53/x
  3. Step 3: Cross multiply
    374,081.05x = 516,228.64 × 204,311.53
  4. Step 4: Simplify right side
    374,081.05x = 105,471,464,551.98
  5. Step 5: Solve for x
    x = 105,471,464,551.98/374,081.05
  6. Step 6: Final answer
    x = 281,948.16

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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.