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Finding the Fourth Proportional to 1,895.76, 2,627.22 and 1,869.33

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Solution

The fourth proportional to 1,895.76, 2,627.22 and 1,869.33 is: 2,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.76 : 2,627.22 = 1,869.33 : x
  2. Step 2: Convert to fraction form
    1,895.76/2,627.22 = 1,869.33/x
  3. Step 3: Cross multiply
    1,895.76x = 2,627.22 × 1,869.33
  4. Step 4: Simplify right side
    1,895.76x = 4,911,141.16
  5. Step 5: Solve for x
    x = 4,911,141.16/1,895.76
  6. Step 6: Final answer
    x = 2,590.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.