Home / 807,224.75-1,113,748.49-561,934.61

Finding the Fourth Proportional to 807,224.75, 1,113,748.49 and 561,934.61

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Solution

The fourth proportional to 807,224.75, 1,113,748.49 and 561,934.61 is: 775,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,224.75 : 1,113,748.49 = 561,934.61 : x
  2. Step 2: Convert to fraction form
    807,224.75/1,113,748.49 = 561,934.61/x
  3. Step 3: Cross multiply
    807,224.75x = 1,113,748.49 × 561,934.61
  4. Step 4: Simplify right side
    807,224.75x = 625,853,820,556.57
  5. Step 5: Solve for x
    x = 625,853,820,556.57/807,224.75
  6. Step 6: Final answer
    x = 775,315.45

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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.