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Finding the Fourth Proportional to 6,285.62, 8,607.10 and 6,037.76

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Solution

The fourth proportional to 6,285.62, 8,607.10 and 6,037.76 is: 8,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.62 : 8,607.10 = 6,037.76 : x
  2. Step 2: Convert to fraction form
    6,285.62/8,607.10 = 6,037.76/x
  3. Step 3: Cross multiply
    6,285.62x = 8,607.10 × 6,037.76
  4. Step 4: Simplify right side
    6,285.62x = 51,967,604.10
  5. Step 5: Solve for x
    x = 51,967,604.10/6,285.62
  6. Step 6: Final answer
    x = 8,267.70

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Half scale
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Double scale
Find fourth proportional to 6,286.62, 8,608.47 and 6,038.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.