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Finding the Fourth Proportional to 7,068.94, 9,753.59 and 4,274.38

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Solution

The fourth proportional to 7,068.94, 9,753.59 and 4,274.38 is: 5,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.94 : 9,753.59 = 4,274.38 : x
  2. Step 2: Convert to fraction form
    7,068.94/9,753.59 = 4,274.38/x
  3. Step 3: Cross multiply
    7,068.94x = 9,753.59 × 4,274.38
  4. Step 4: Simplify right side
    7,068.94x = 41,690,550.02
  5. Step 5: Solve for x
    x = 41,690,550.02/7,068.94
  6. Step 6: Final answer
    x = 5,897.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.