Home / 805,182.22-1,111,153.73-461,023.46

Finding the Fourth Proportional to 805,182.22, 1,111,153.73 and 461,023.46

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Solution

The fourth proportional to 805,182.22, 1,111,153.73 and 461,023.46 is: 636,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,182.22 : 1,111,153.73 = 461,023.46 : x
  2. Step 2: Convert to fraction form
    805,182.22/1,111,153.73 = 461,023.46/x
  3. Step 3: Cross multiply
    805,182.22x = 1,111,153.73 × 461,023.46
  4. Step 4: Simplify right side
    805,182.22x = 512,267,929,335.62
  5. Step 5: Solve for x
    x = 512,267,929,335.62/805,182.22
  6. Step 6: Final answer
    x = 636,213.66

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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.