Home / 342,010.04-471,964.18-191,107.04

Finding the Fourth Proportional to 342,010.04, 471,964.18 and 191,107.04

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Solution

The fourth proportional to 342,010.04, 471,964.18 and 191,107.04 is: 263,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,010.04 : 471,964.18 = 191,107.04 : x
  2. Step 2: Convert to fraction form
    342,010.04/471,964.18 = 191,107.04/x
  3. Step 3: Cross multiply
    342,010.04x = 471,964.18 × 191,107.04
  4. Step 4: Simplify right side
    342,010.04x = 90,195,677,425.83
  5. Step 5: Solve for x
    x = 90,195,677,425.83/342,010.04
  6. Step 6: Final answer
    x = 263,722.31

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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.