Home / 903,899.70-1,247,965.92-560,100.46

Finding the Fourth Proportional to 903,899.70, 1,247,965.92 and 560,100.46

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Solution

The fourth proportional to 903,899.70, 1,247,965.92 and 560,100.46 is: 773,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,899.70 : 1,247,965.92 = 560,100.46 : x
  2. Step 2: Convert to fraction form
    903,899.70/1,247,965.92 = 560,100.46/x
  3. Step 3: Cross multiply
    903,899.70x = 1,247,965.92 × 560,100.46
  4. Step 4: Simplify right side
    903,899.70x = 698,986,285,856.32
  5. Step 5: Solve for x
    x = 698,986,285,856.32/903,899.70
  6. Step 6: Final answer
    x = 773,300.72

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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.