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Finding the Fourth Proportional to 609,762.56, 841,568.28 and 348,118.52

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Solution

The fourth proportional to 609,762.56, 841,568.28 and 348,118.52 is: 480,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,762.56 : 841,568.28 = 348,118.52 : x
  2. Step 2: Convert to fraction form
    609,762.56/841,568.28 = 348,118.52/x
  3. Step 3: Cross multiply
    609,762.56x = 841,568.28 × 348,118.52
  4. Step 4: Simplify right side
    609,762.56x = 292,965,504,112.55
  5. Step 5: Solve for x
    x = 292,965,504,112.55/609,762.56
  6. Step 6: Final answer
    x = 480,458.33

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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.