Home / 451,225.34-622,691.70-247,243.85

Finding the Fourth Proportional to 451,225.34, 622,691.70 and 247,243.85

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Solution

The fourth proportional to 451,225.34, 622,691.70 and 247,243.85 is: 341,196.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,225.34 : 622,691.70 = 247,243.85 : x
  2. Step 2: Convert to fraction form
    451,225.34/622,691.70 = 247,243.85/x
  3. Step 3: Cross multiply
    451,225.34x = 622,691.70 × 247,243.85
  4. Step 4: Simplify right side
    451,225.34x = 153,956,693,271.05
  5. Step 5: Solve for x
    x = 153,956,693,271.05/451,225.34
  6. Step 6: Final answer
    x = 341,196.91

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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.