Home / 313,932.30-433,214.73-170,687.40

Finding the Fourth Proportional to 313,932.30, 433,214.73 and 170,687.40

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Solution

The fourth proportional to 313,932.30, 433,214.73 and 170,687.40 is: 235,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,932.30 : 433,214.73 = 170,687.40 : x
  2. Step 2: Convert to fraction form
    313,932.30/433,214.73 = 170,687.40/x
  3. Step 3: Cross multiply
    313,932.30x = 433,214.73 × 170,687.40
  4. Step 4: Simplify right side
    313,932.30x = 73,944,295,905.40
  5. Step 5: Solve for x
    x = 73,944,295,905.40/313,932.30
  6. Step 6: Final answer
    x = 235,542.17

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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.