Home / 269,114.30-371,779.27-217,354.17

Finding the Fourth Proportional to 269,114.30, 371,779.27 and 217,354.17

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Solution

The fourth proportional to 269,114.30, 371,779.27 and 217,354.17 is: 300,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,114.30 : 371,779.27 = 217,354.17 : x
  2. Step 2: Convert to fraction form
    269,114.30/371,779.27 = 217,354.17/x
  3. Step 3: Cross multiply
    269,114.30x = 371,779.27 × 217,354.17
  4. Step 4: Simplify right side
    269,114.30x = 80,807,771,708.39
  5. Step 5: Solve for x
    x = 80,807,771,708.39/269,114.30
  6. Step 6: Final answer
    x = 300,273.05

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1.5x scale

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.