Home / 367,146.40-550,877.47-198,787.04

Finding the Fourth Proportional to 367,146.40, 550,877.47 and 198,787.04

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Solution

The fourth proportional to 367,146.40, 550,877.47 and 198,787.04 is: 298,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,146.40 : 550,877.47 = 198,787.04 : x
  2. Step 2: Convert to fraction form
    367,146.40/550,877.47 = 198,787.04/x
  3. Step 3: Cross multiply
    367,146.40x = 550,877.47 × 198,787.04
  4. Step 4: Simplify right side
    367,146.40x = 109,507,301,663.99
  5. Step 5: Solve for x
    x = 109,507,301,663.99/367,146.40
  6. Step 6: Final answer
    x = 298,266.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.