Home / 957,220.20-1,320,901.22-527,500.22

Finding the Fourth Proportional to 957,220.20, 1,320,901.22 and 527,500.22

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Solution

The fourth proportional to 957,220.20, 1,320,901.22 and 527,500.22 is: 727,915.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,220.20 : 1,320,901.22 = 527,500.22 : x
  2. Step 2: Convert to fraction form
    957,220.20/1,320,901.22 = 527,500.22/x
  3. Step 3: Cross multiply
    957,220.20x = 1,320,901.22 × 527,500.22
  4. Step 4: Simplify right side
    957,220.20x = 696,775,674,906.26
  5. Step 5: Solve for x
    x = 696,775,674,906.26/957,220.20
  6. Step 6: Final answer
    x = 727,915.77

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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.