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Finding the Fourth Proportional to 5,319.66, 7,926.33 and 4,737.68

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Solution

The fourth proportional to 5,319.66, 7,926.33 and 4,737.68 is: 7,059.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.66 : 7,926.33 = 4,737.68 : x
  2. Step 2: Convert to fraction form
    5,319.66/7,926.33 = 4,737.68/x
  3. Step 3: Cross multiply
    5,319.66x = 7,926.33 × 4,737.68
  4. Step 4: Simplify right side
    5,319.66x = 37,552,415.11
  5. Step 5: Solve for x
    x = 37,552,415.11/5,319.66
  6. Step 6: Final answer
    x = 7,059.18

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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.