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Finding the Fourth Proportional to 10,544.28, 15,816.06 and 5,000.28

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Solution

The fourth proportional to 10,544.28, 15,816.06 and 5,000.28 is: 7,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,544.28 : 15,816.06 = 5,000.28 : x
  2. Step 2: Convert to fraction form
    10,544.28/15,816.06 = 5,000.28/x
  3. Step 3: Cross multiply
    10,544.28x = 15,816.06 × 5,000.28
  4. Step 4: Simplify right side
    10,544.28x = 79,084,728.50
  5. Step 5: Solve for x
    x = 79,084,728.50/10,544.28
  6. Step 6: Final answer
    x = 7,500.25

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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.