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Finding the Fourth Proportional to 371,300.25, 512,351.73 and 207,933.96

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Solution

The fourth proportional to 371,300.25, 512,351.73 and 207,933.96 is: 286,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,300.25 : 512,351.73 = 207,933.96 : x
  2. Step 2: Convert to fraction form
    371,300.25/512,351.73 = 207,933.96/x
  3. Step 3: Cross multiply
    371,300.25x = 512,351.73 × 207,933.96
  4. Step 4: Simplify right side
    371,300.25x = 106,535,324,131.75
  5. Step 5: Solve for x
    x = 106,535,324,131.75/371,300.25
  6. Step 6: Final answer
    x = 286,925.00

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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.