Home / 451,293.03-622,784.30-247,350.50

Finding the Fourth Proportional to 451,293.03, 622,784.30 and 247,350.50

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Solution

The fourth proportional to 451,293.03, 622,784.30 and 247,350.50 is: 341,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,293.03 : 622,784.30 = 247,350.50 : x
  2. Step 2: Convert to fraction form
    451,293.03/622,784.30 = 247,350.50/x
  3. Step 3: Cross multiply
    451,293.03x = 622,784.30 × 247,350.50
  4. Step 4: Simplify right side
    451,293.03x = 154,046,006,671.40
  5. Step 5: Solve for x
    x = 154,046,006,671.40/451,293.03
  6. Step 6: Final answer
    x = 341,343.64

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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.