Home / 805,272.28-1,111,304.34-461,169.64

Finding the Fourth Proportional to 805,272.28, 1,111,304.34 and 461,169.64

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Solution

The fourth proportional to 805,272.28, 1,111,304.34 and 461,169.64 is: 636,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,272.28 : 1,111,304.34 = 461,169.64 : x
  2. Step 2: Convert to fraction form
    805,272.28/1,111,304.34 = 461,169.64/x
  3. Step 3: Cross multiply
    805,272.28x = 1,111,304.34 × 461,169.64
  4. Step 4: Simplify right side
    805,272.28x = 512,499,822,408.24
  5. Step 5: Solve for x
    x = 512,499,822,408.24/805,272.28
  6. Step 6: Final answer
    x = 636,430.48

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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.