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Finding the Fourth Proportional to 6,363.42, 9,493.47 and 6,018.97

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Solution

The fourth proportional to 6,363.42, 9,493.47 and 6,018.97 is: 8,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.42 : 9,493.47 = 6,018.97 : x
  2. Step 2: Convert to fraction form
    6,363.42/9,493.47 = 6,018.97/x
  3. Step 3: Cross multiply
    6,363.42x = 9,493.47 × 6,018.97
  4. Step 4: Simplify right side
    6,363.42x = 57,140,881.03
  5. Step 5: Solve for x
    x = 57,140,881.03/6,363.42
  6. Step 6: Final answer
    x = 8,979.58

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Find fourth proportional to 3,181.71, 4,746.73 and 3,009.49
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.