Home / 752,826.90-1,038,832.08-446,851.02

Finding the Fourth Proportional to 752,826.90, 1,038,832.08 and 446,851.02

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Solution

The fourth proportional to 752,826.90, 1,038,832.08 and 446,851.02 is: 616,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,826.90 : 1,038,832.08 = 446,851.02 : x
  2. Step 2: Convert to fraction form
    752,826.90/1,038,832.08 = 446,851.02/x
  3. Step 3: Cross multiply
    752,826.90x = 1,038,832.08 × 446,851.02
  4. Step 4: Simplify right side
    752,826.90x = 464,203,174,556.72
  5. Step 5: Solve for x
    x = 464,203,174,556.72/752,826.90
  6. Step 6: Final answer
    x = 616,613.43

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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.