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Finding the Fourth Proportional to 348,548.04, 480,996.54 and 197,645.04

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Solution

The fourth proportional to 348,548.04, 480,996.54 and 197,645.04 is: 272,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,548.04 : 480,996.54 = 197,645.04 : x
  2. Step 2: Convert to fraction form
    348,548.04/480,996.54 = 197,645.04/x
  3. Step 3: Cross multiply
    348,548.04x = 480,996.54 × 197,645.04
  4. Step 4: Simplify right side
    348,548.04x = 95,066,580,388.16
  5. Step 5: Solve for x
    x = 95,066,580,388.16/348,548.04
  6. Step 6: Final answer
    x = 272,750.29

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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.