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Finding the Fourth Proportional to 1,848.67, 2,773.72 and 875.59

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Solution

The fourth proportional to 1,848.67, 2,773.72 and 875.59 is: 1,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.67 : 2,773.72 = 875.59 : x
  2. Step 2: Convert to fraction form
    1,848.67/2,773.72 = 875.59/x
  3. Step 3: Cross multiply
    1,848.67x = 2,773.72 × 875.59
  4. Step 4: Simplify right side
    1,848.67x = 2,428,625.44
  5. Step 5: Solve for x
    x = 2,428,625.44/1,848.67
  6. Step 6: Final answer
    x = 1,313.72

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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.