Home / 451,161.29-622,602.72-247,210.55

Finding the Fourth Proportional to 451,161.29, 622,602.72 and 247,210.55

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Solution

The fourth proportional to 451,161.29, 622,602.72 and 247,210.55 is: 341,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,161.29 : 622,602.72 = 247,210.55 : x
  2. Step 2: Convert to fraction form
    451,161.29/622,602.72 = 247,210.55/x
  3. Step 3: Cross multiply
    451,161.29x = 622,602.72 × 247,210.55
  4. Step 4: Simplify right side
    451,161.29x = 153,913,957,729.68
  5. Step 5: Solve for x
    x = 153,913,957,729.68/451,161.29
  6. Step 6: Final answer
    x = 341,150.63

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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.