Home / 374,733.64-516,987.21-238,743.25

Finding the Fourth Proportional to 374,733.64, 516,987.21 and 238,743.25

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Solution

The fourth proportional to 374,733.64, 516,987.21 and 238,743.25 is: 329,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,733.64 : 516,987.21 = 238,743.25 : x
  2. Step 2: Convert to fraction form
    374,733.64/516,987.21 = 238,743.25/x
  3. Step 3: Cross multiply
    374,733.64x = 516,987.21 × 238,743.25
  4. Step 4: Simplify right side
    374,733.64x = 123,427,204,983.72
  5. Step 5: Solve for x
    x = 123,427,204,983.72/374,733.64
  6. Step 6: Final answer
    x = 329,373.16

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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.