Home / 417,734.82-626,614.38-102,191.63

Finding the Fourth Proportional to 417,734.82, 626,614.38 and 102,191.63

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Solution

The fourth proportional to 417,734.82, 626,614.38 and 102,191.63 is: 153,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,734.82 : 626,614.38 = 102,191.63 : x
  2. Step 2: Convert to fraction form
    417,734.82/626,614.38 = 102,191.63/x
  3. Step 3: Cross multiply
    417,734.82x = 626,614.38 × 102,191.63
  4. Step 4: Simplify right side
    417,734.82x = 64,034,741,740.57
  5. Step 5: Solve for x
    x = 64,034,741,740.57/417,734.82
  6. Step 6: Final answer
    x = 153,290.41

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1.5x scale

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.