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Finding the Fourth Proportional to 6,009.45, 8,970.77 and 5,739.86

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Solution

The fourth proportional to 6,009.45, 8,970.77 and 5,739.86 is: 8,568.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.45 : 8,970.77 = 5,739.86 : x
  2. Step 2: Convert to fraction form
    6,009.45/8,970.77 = 5,739.86/x
  3. Step 3: Cross multiply
    6,009.45x = 8,970.77 × 5,739.86
  4. Step 4: Simplify right side
    6,009.45x = 51,490,963.89
  5. Step 5: Solve for x
    x = 51,490,963.89/6,009.45
  6. Step 6: Final answer
    x = 8,568.33

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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.