Home / 970,486.44-1,339,253.24-540,757.41

Finding the Fourth Proportional to 970,486.44, 1,339,253.24 and 540,757.41

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Solution

The fourth proportional to 970,486.44, 1,339,253.24 and 540,757.41 is: 746,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,486.44 : 1,339,253.24 = 540,757.41 : x
  2. Step 2: Convert to fraction form
    970,486.44/1,339,253.24 = 540,757.41/x
  3. Step 3: Cross multiply
    970,486.44x = 1,339,253.24 × 540,757.41
  4. Step 4: Simplify right side
    970,486.44x = 724,211,110,692.72
  5. Step 5: Solve for x
    x = 724,211,110,692.72/970,486.44
  6. Step 6: Final answer
    x = 746,235.17

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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.