Home / 970,481.94-1,339,247.03-540,752.91

Finding the Fourth Proportional to 970,481.94, 1,339,247.03 and 540,752.91

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Solution

The fourth proportional to 970,481.94, 1,339,247.03 and 540,752.91 is: 746,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,481.94 : 1,339,247.03 = 540,752.91 : x
  2. Step 2: Convert to fraction form
    970,481.94/1,339,247.03 = 540,752.91/x
  3. Step 3: Cross multiply
    970,481.94x = 1,339,247.03 × 540,752.91
  4. Step 4: Simplify right side
    970,481.94x = 724,201,725,977.59
  5. Step 5: Solve for x
    x = 724,201,725,977.59/970,481.94
  6. Step 6: Final answer
    x = 746,228.96

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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.