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Finding the Fourth Proportional to 571,928, 857,950.32 and 197,949.92

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Solution

The fourth proportional to 571,928, 857,950.32 and 197,949.92 is: 296,945.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,928 : 857,950.32 = 197,949.92 : x
  2. Step 2: Convert to fraction form
    571,928/857,950.32 = 197,949.92/x
  3. Step 3: Cross multiply
    571,928x = 857,950.32 × 197,949.92
  4. Step 4: Simplify right side
    571,928x = 169,831,197,207.97
  5. Step 5: Solve for x
    x = 169,831,197,207.97/571,928
  6. Step 6: Final answer
    x = 296,945.07

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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.