Home / 951,900.62-1,313,133.66-625,166.78

Finding the Fourth Proportional to 951,900.62, 1,313,133.66 and 625,166.78

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Solution

The fourth proportional to 951,900.62, 1,313,133.66 and 625,166.78 is: 862,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,900.62 : 1,313,133.66 = 625,166.78 : x
  2. Step 2: Convert to fraction form
    951,900.62/1,313,133.66 = 625,166.78/x
  3. Step 3: Cross multiply
    951,900.62x = 1,313,133.66 × 625,166.78
  4. Step 4: Simplify right side
    951,900.62x = 820,927,535,366.15
  5. Step 5: Solve for x
    x = 820,927,535,366.15/951,900.62
  6. Step 6: Final answer
    x = 862,408.87

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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.