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Finding the Fourth Proportional to 450,886.94, 622,223.96 and 246,938.33

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Solution

The fourth proportional to 450,886.94, 622,223.96 and 246,938.33 is: 340,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,886.94 : 622,223.96 = 246,938.33 : x
  2. Step 2: Convert to fraction form
    450,886.94/622,223.96 = 246,938.33/x
  3. Step 3: Cross multiply
    450,886.94x = 622,223.96 × 246,938.33
  4. Step 4: Simplify right side
    450,886.94x = 153,650,945,568.39
  5. Step 5: Solve for x
    x = 153,650,945,568.39/450,886.94
  6. Step 6: Final answer
    x = 340,774.89

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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.