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Finding the Fourth Proportional to 5,339.99, 8,009.99 and 1,444.39

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Solution

The fourth proportional to 5,339.99, 8,009.99 and 1,444.39 is: 2,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.99 : 8,009.99 = 1,444.39 : x
  2. Step 2: Convert to fraction form
    5,339.99/8,009.99 = 1,444.39/x
  3. Step 3: Cross multiply
    5,339.99x = 8,009.99 × 1,444.39
  4. Step 4: Simplify right side
    5,339.99x = 11,569,549.46
  5. Step 5: Solve for x
    x = 11,569,549.46/5,339.99
  6. Step 6: Final answer
    x = 2,166.59

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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.