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Finding the Fourth Proportional to 348,578.92, 481,038.86 and 197,675.92

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Solution

The fourth proportional to 348,578.92, 481,038.86 and 197,675.92 is: 272,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,578.92 : 481,038.86 = 197,675.92 : x
  2. Step 2: Convert to fraction form
    348,578.92/481,038.86 = 197,675.92/x
  3. Step 3: Cross multiply
    348,578.92x = 481,038.86 × 197,675.92
  4. Step 4: Simplify right side
    348,578.92x = 95,089,799,206.25
  5. Step 5: Solve for x
    x = 95,089,799,206.25/348,578.92
  6. Step 6: Final answer
    x = 272,792.74

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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.