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Finding the Fourth Proportional to 1,925.73, 2,888.83 and 937.85

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Solution

The fourth proportional to 1,925.73, 2,888.83 and 937.85 is: 1,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.73 : 2,888.83 = 937.85 : x
  2. Step 2: Convert to fraction form
    1,925.73/2,888.83 = 937.85/x
  3. Step 3: Cross multiply
    1,925.73x = 2,888.83 × 937.85
  4. Step 4: Simplify right side
    1,925.73x = 2,709,277.34
  5. Step 5: Solve for x
    x = 2,709,277.34/1,925.73
  6. Step 6: Final answer
    x = 1,406.88

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1.5x scale

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.