Home / 451,484.12-622,833.44-270,159.55

Finding the Fourth Proportional to 451,484.12, 622,833.44 and 270,159.55

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Solution

The fourth proportional to 451,484.12, 622,833.44 and 270,159.55 is: 372,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,484.12 : 622,833.44 = 270,159.55 : x
  2. Step 2: Convert to fraction form
    451,484.12/622,833.44 = 270,159.55/x
  3. Step 3: Cross multiply
    451,484.12x = 622,833.44 × 270,159.55
  4. Step 4: Simplify right side
    451,484.12x = 168,264,398,967.47
  5. Step 5: Solve for x
    x = 168,264,398,967.47/451,484.12
  6. Step 6: Final answer
    x = 372,691.73

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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.