Home / 850,627.86-1,172,788.11-560,194.26

Finding the Fourth Proportional to 850,627.86, 1,172,788.11 and 560,194.26

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Solution

The fourth proportional to 850,627.86, 1,172,788.11 and 560,194.26 is: 772,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,627.86 : 1,172,788.11 = 560,194.26 : x
  2. Step 2: Convert to fraction form
    850,627.86/1,172,788.11 = 560,194.26/x
  3. Step 3: Cross multiply
    850,627.86x = 1,172,788.11 × 560,194.26
  4. Step 4: Simplify right side
    850,627.86x = 656,989,167,418.25
  5. Step 5: Solve for x
    x = 656,989,167,418.25/850,627.86
  6. Step 6: Final answer
    x = 772,357.92

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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.