Home / 451,030.58-622,422.96-247,077.04

Finding the Fourth Proportional to 451,030.58, 622,422.96 and 247,077.04

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Solution

The fourth proportional to 451,030.58, 622,422.96 and 247,077.04 is: 340,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,030.58 : 622,422.96 = 247,077.04 : x
  2. Step 2: Convert to fraction form
    451,030.58/622,422.96 = 247,077.04/x
  3. Step 3: Cross multiply
    451,030.58x = 622,422.96 × 247,077.04
  4. Step 4: Simplify right side
    451,030.58x = 153,786,422,584.84
  5. Step 5: Solve for x
    x = 153,786,422,584.84/451,030.58
  6. Step 6: Final answer
    x = 340,966.73

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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.