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Finding the Fourth Proportional to 5,827.38, 8,740.84 and 1,444.72

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Solution

The fourth proportional to 5,827.38, 8,740.84 and 1,444.72 is: 2,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.38 : 8,740.84 = 1,444.72 : x
  2. Step 2: Convert to fraction form
    5,827.38/8,740.84 = 1,444.72/x
  3. Step 3: Cross multiply
    5,827.38x = 8,740.84 × 1,444.72
  4. Step 4: Simplify right side
    5,827.38x = 12,628,066.36
  5. Step 5: Solve for x
    x = 12,628,066.36/5,827.38
  6. Step 6: Final answer
    x = 2,167.02

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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.