Home / 374,350.72-516,639.60-204,610.36

Finding the Fourth Proportional to 374,350.72, 516,639.60 and 204,610.36

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Solution

The fourth proportional to 374,350.72, 516,639.60 and 204,610.36 is: 282,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,350.72 : 516,639.60 = 204,610.36 : x
  2. Step 2: Convert to fraction form
    374,350.72/516,639.60 = 204,610.36/x
  3. Step 3: Cross multiply
    374,350.72x = 516,639.60 × 204,610.36
  4. Step 4: Simplify right side
    374,350.72x = 105,709,814,546.26
  5. Step 5: Solve for x
    x = 105,709,814,546.26/374,350.72
  6. Step 6: Final answer
    x = 282,381.76

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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.