Home / 970,744.32-1,339,672.78-541,027.52

Finding the Fourth Proportional to 970,744.32, 1,339,672.78 and 541,027.52

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Solution

The fourth proportional to 970,744.32, 1,339,672.78 and 541,027.52 is: 746,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,744.32 : 1,339,672.78 = 541,027.52 : x
  2. Step 2: Convert to fraction form
    970,744.32/1,339,672.78 = 541,027.52/x
  3. Step 3: Cross multiply
    970,744.32x = 1,339,672.78 × 541,027.52
  4. Step 4: Simplify right side
    970,744.32x = 724,799,843,771.52
  5. Step 5: Solve for x
    x = 724,799,843,771.52/970,744.32
  6. Step 6: Final answer
    x = 746,643.40

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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.