Home / 374,129.28-516,301.14-204,363.36

Finding the Fourth Proportional to 374,129.28, 516,301.14 and 204,363.36

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Solution

The fourth proportional to 374,129.28, 516,301.14 and 204,363.36 is: 282,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,129.28 : 516,301.14 = 204,363.36 : x
  2. Step 2: Convert to fraction form
    374,129.28/516,301.14 = 204,363.36/x
  3. Step 3: Cross multiply
    374,129.28x = 516,301.14 × 204,363.36
  4. Step 4: Simplify right side
    374,129.28x = 105,513,035,742.23
  5. Step 5: Solve for x
    x = 105,513,035,742.23/374,129.28
  6. Step 6: Final answer
    x = 282,022.93

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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.