Home / 767,120.51-1,059,080.31-682,002.47

Finding the Fourth Proportional to 767,120.51, 1,059,080.31 and 682,002.47

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Solution

The fourth proportional to 767,120.51, 1,059,080.31 and 682,002.47 is: 941,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,120.51 : 1,059,080.31 = 682,002.47 : x
  2. Step 2: Convert to fraction form
    767,120.51/1,059,080.31 = 682,002.47/x
  3. Step 3: Cross multiply
    767,120.51x = 1,059,080.31 × 682,002.47
  4. Step 4: Simplify right side
    767,120.51x = 722,295,387,348.37
  5. Step 5: Solve for x
    x = 722,295,387,348.37/767,120.51
  6. Step 6: Final answer
    x = 941,567.04

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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.