Home / 957,104.40-1,320,744.56-527,360.48

Finding the Fourth Proportional to 957,104.40, 1,320,744.56 and 527,360.48

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Solution

The fourth proportional to 957,104.40, 1,320,744.56 and 527,360.48 is: 727,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,104.40 : 1,320,744.56 = 527,360.48 : x
  2. Step 2: Convert to fraction form
    957,104.40/1,320,744.56 = 527,360.48/x
  3. Step 3: Cross multiply
    957,104.40x = 1,320,744.56 × 527,360.48
  4. Step 4: Simplify right side
    957,104.40x = 696,508,485,118.99
  5. Step 5: Solve for x
    x = 696,508,485,118.99/957,104.40
  6. Step 6: Final answer
    x = 727,724.67

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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.