Home / 970,828.20-1,339,749.15-541,135.59

Finding the Fourth Proportional to 970,828.20, 1,339,749.15 and 541,135.59

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Solution

The fourth proportional to 970,828.20, 1,339,749.15 and 541,135.59 is: 746,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,828.20 : 1,339,749.15 = 541,135.59 : x
  2. Step 2: Convert to fraction form
    970,828.20/1,339,749.15 = 541,135.59/x
  3. Step 3: Cross multiply
    970,828.20x = 1,339,749.15 × 541,135.59
  4. Step 4: Simplify right side
    970,828.20x = 724,985,946,737.25
  5. Step 5: Solve for x
    x = 724,985,946,737.25/970,828.20
  6. Step 6: Final answer
    x = 746,770.59

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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.