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Finding the Fourth Proportional to 5,256.07, 7,883.18 and 1,923.63

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Solution

The fourth proportional to 5,256.07, 7,883.18 and 1,923.63 is: 2,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.07 : 7,883.18 = 1,923.63 : x
  2. Step 2: Convert to fraction form
    5,256.07/7,883.18 = 1,923.63/x
  3. Step 3: Cross multiply
    5,256.07x = 7,883.18 × 1,923.63
  4. Step 4: Simplify right side
    5,256.07x = 15,164,321.54
  5. Step 5: Solve for x
    x = 15,164,321.54/5,256.07
  6. Step 6: Final answer
    x = 2,885.11

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Half scale
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Double scale
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Similar ratio
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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.