Home / 374,126.31-516,464.28-238,346.46

Finding the Fourth Proportional to 374,126.31, 516,464.28 and 238,346.46

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Solution

The fourth proportional to 374,126.31, 516,464.28 and 238,346.46 is: 329,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,126.31 : 516,464.28 = 238,346.46 : x
  2. Step 2: Convert to fraction form
    374,126.31/516,464.28 = 238,346.46/x
  3. Step 3: Cross multiply
    374,126.31x = 516,464.28 × 238,346.46
  4. Step 4: Simplify right side
    374,126.31x = 123,097,432,854.45
  5. Step 5: Solve for x
    x = 123,097,432,854.45/374,126.31
  6. Step 6: Final answer
    x = 329,026.40

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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.