Home / 371,246.20-557,015.10-146,568.40

Finding the Fourth Proportional to 371,246.20, 557,015.10 and 146,568.40

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Solution

The fourth proportional to 371,246.20, 557,015.10 and 146,568.40 is: 219,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,246.20 : 557,015.10 = 146,568.40 : x
  2. Step 2: Convert to fraction form
    371,246.20/557,015.10 = 146,568.40/x
  3. Step 3: Cross multiply
    371,246.20x = 557,015.10 × 146,568.40
  4. Step 4: Simplify right side
    371,246.20x = 81,640,811,982.84
  5. Step 5: Solve for x
    x = 81,640,811,982.84/371,246.20
  6. Step 6: Final answer
    x = 219,910.16

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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.