Home / 374,403.32-516,668.96-204,638.66

Finding the Fourth Proportional to 374,403.32, 516,668.96 and 204,638.66

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Solution

The fourth proportional to 374,403.32, 516,668.96 and 204,638.66 is: 282,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,403.32 : 516,668.96 = 204,638.66 : x
  2. Step 2: Convert to fraction form
    374,403.32/516,668.96 = 204,638.66/x
  3. Step 3: Cross multiply
    374,403.32x = 516,668.96 × 204,638.66
  4. Step 4: Simplify right side
    374,403.32x = 105,730,443,637.99
  5. Step 5: Solve for x
    x = 105,730,443,637.99/374,403.32
  6. Step 6: Final answer
    x = 282,397.19

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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.