Home / 374,127.81-516,466.35-238,347.96

Finding the Fourth Proportional to 374,127.81, 516,466.35 and 238,347.96

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Solution

The fourth proportional to 374,127.81, 516,466.35 and 238,347.96 is: 329,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,127.81 : 516,466.35 = 238,347.96 : x
  2. Step 2: Convert to fraction form
    374,127.81/516,466.35 = 238,347.96/x
  3. Step 3: Cross multiply
    374,127.81x = 516,466.35 × 238,347.96
  4. Step 4: Simplify right side
    374,127.81x = 123,098,700,931.15
  5. Step 5: Solve for x
    x = 123,098,700,931.15/374,127.81
  6. Step 6: Final answer
    x = 329,028.47

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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.