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Finding the Fourth Proportional to 4,154.99, 6,208.15 and 4,009.64

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Solution

The fourth proportional to 4,154.99, 6,208.15 and 4,009.64 is: 5,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.99 : 6,208.15 = 4,009.64 : x
  2. Step 2: Convert to fraction form
    4,154.99/6,208.15 = 4,009.64/x
  3. Step 3: Cross multiply
    4,154.99x = 6,208.15 × 4,009.64
  4. Step 4: Simplify right side
    4,154.99x = 24,892,426.52
  5. Step 5: Solve for x
    x = 24,892,426.52/4,154.99
  6. Step 6: Final answer
    x = 5,990.98

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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.