Home / 863,791.19-1,192,023.74-476,610.18

Finding the Fourth Proportional to 863,791.19, 1,192,023.74 and 476,610.18

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Solution

The fourth proportional to 863,791.19, 1,192,023.74 and 476,610.18 is: 657,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,791.19 : 1,192,023.74 = 476,610.18 : x
  2. Step 2: Convert to fraction form
    863,791.19/1,192,023.74 = 476,610.18/x
  3. Step 3: Cross multiply
    863,791.19x = 1,192,023.74 × 476,610.18
  4. Step 4: Simplify right side
    863,791.19x = 568,130,646,007.11
  5. Step 5: Solve for x
    x = 568,130,646,007.11/863,791.19
  6. Step 6: Final answer
    x = 657,717.58

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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.