Home / 451,180.17-622,628.55-269,899.74

Finding the Fourth Proportional to 451,180.17, 622,628.55 and 269,899.74

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Solution

The fourth proportional to 451,180.17, 622,628.55 and 269,899.74 is: 372,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,180.17 : 622,628.55 = 269,899.74 : x
  2. Step 2: Convert to fraction form
    451,180.17/622,628.55 = 269,899.74/x
  3. Step 3: Cross multiply
    451,180.17x = 622,628.55 × 269,899.74
  4. Step 4: Simplify right side
    451,180.17x = 168,047,283,761.58
  5. Step 5: Solve for x
    x = 168,047,283,761.58/451,180.17
  6. Step 6: Final answer
    x = 372,461.59

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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.