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Finding the Fourth Proportional to 8,844.19, 12,205.57 and 5,258.19

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Solution

The fourth proportional to 8,844.19, 12,205.57 and 5,258.19 is: 7,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.19 : 12,205.57 = 5,258.19 : x
  2. Step 2: Convert to fraction form
    8,844.19/12,205.57 = 5,258.19/x
  3. Step 3: Cross multiply
    8,844.19x = 12,205.57 × 5,258.19
  4. Step 4: Simplify right side
    8,844.19x = 64,179,179.83
  5. Step 5: Solve for x
    x = 64,179,179.83/8,844.19
  6. Step 6: Final answer
    x = 7,256.65

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Half scale
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Double scale
Find fourth proportional to 8,845.19, 12,206.95 and 5,259.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.