Home / 957,695.78-1,435,574.10-620,949.62

Finding the Fourth Proportional to 957,695.78, 1,435,574.10 and 620,949.62

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Solution

The fourth proportional to 957,695.78, 1,435,574.10 and 620,949.62 is: 930,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,695.78 : 1,435,574.10 = 620,949.62 : x
  2. Step 2: Convert to fraction form
    957,695.78/1,435,574.10 = 620,949.62/x
  3. Step 3: Cross multiply
    957,695.78x = 1,435,574.10 × 620,949.62
  4. Step 4: Simplify right side
    957,695.78x = 891,419,191,876.84
  5. Step 5: Solve for x
    x = 891,419,191,876.84/957,695.78
  6. Step 6: Final answer
    x = 930,795.78

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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.