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Finding the Fourth Proportional to 174,711, 262,066.56 and 43,383

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Solution

The fourth proportional to 174,711, 262,066.56 and 43,383 is: 65,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,711 : 262,066.56 = 43,383 : x
  2. Step 2: Convert to fraction form
    174,711/262,066.56 = 43,383/x
  3. Step 3: Cross multiply
    174,711x = 262,066.56 × 43,383
  4. Step 4: Simplify right side
    174,711x = 11,369,233,572.48
  5. Step 5: Solve for x
    x = 11,369,233,572.48/174,711
  6. Step 6: Final answer
    x = 65,074.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.