Home / 374,137.60-516,301.50-204,372.40

Finding the Fourth Proportional to 374,137.60, 516,301.50 and 204,372.40

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Solution

The fourth proportional to 374,137.60, 516,301.50 and 204,372.40 is: 282,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,137.60 : 516,301.50 = 204,372.40 : x
  2. Step 2: Convert to fraction form
    374,137.60/516,301.50 = 204,372.40/x
  3. Step 3: Cross multiply
    374,137.60x = 516,301.50 × 204,372.40
  4. Step 4: Simplify right side
    374,137.60x = 105,517,776,678.60
  5. Step 5: Solve for x
    x = 105,517,776,678.60/374,137.60
  6. Step 6: Final answer
    x = 282,029.33

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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.