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Finding the Fourth Proportional to 352,172.04, 485,996.91 and 191,026.89

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Solution

The fourth proportional to 352,172.04, 485,996.91 and 191,026.89 is: 263,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,172.04 : 485,996.91 = 191,026.89 : x
  2. Step 2: Convert to fraction form
    352,172.04/485,996.91 = 191,026.89/x
  3. Step 3: Cross multiply
    352,172.04x = 485,996.91 × 191,026.89
  4. Step 4: Simplify right side
    352,172.04x = 92,838,478,625.09
  5. Step 5: Solve for x
    x = 92,838,478,625.09/352,172.04
  6. Step 6: Final answer
    x = 263,616.84

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1.5x scale

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.