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Finding the Fourth Proportional to 200,051.84, 274,916.92 and 190,800.56

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Solution

The fourth proportional to 200,051.84, 274,916.92 and 190,800.56 is: 262,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,051.84 : 274,916.92 = 190,800.56 : x
  2. Step 2: Convert to fraction form
    200,051.84/274,916.92 = 190,800.56/x
  3. Step 3: Cross multiply
    200,051.84x = 274,916.92 × 190,800.56
  4. Step 4: Simplify right side
    200,051.84x = 52,454,302,289.48
  5. Step 5: Solve for x
    x = 52,454,302,289.48/200,051.84
  6. Step 6: Final answer
    x = 262,203.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.