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Finding the Fourth Proportional to 5,723.40, 8,593.20 and 4,492.20

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Solution

The fourth proportional to 5,723.40, 8,593.20 and 4,492.20 is: 6,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.40 : 8,593.20 = 4,492.20 : x
  2. Step 2: Convert to fraction form
    5,723.40/8,593.20 = 4,492.20/x
  3. Step 3: Cross multiply
    5,723.40x = 8,593.20 × 4,492.20
  4. Step 4: Simplify right side
    5,723.40x = 38,602,373.04
  5. Step 5: Solve for x
    x = 38,602,373.04/5,723.40
  6. Step 6: Final answer
    x = 6,744.66

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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.