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Finding the Fourth Proportional to 7,029.79, 9,701.14 and 3,843.04

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Solution

The fourth proportional to 7,029.79, 9,701.14 and 3,843.04 is: 5,303.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.79 : 9,701.14 = 3,843.04 : x
  2. Step 2: Convert to fraction form
    7,029.79/9,701.14 = 3,843.04/x
  3. Step 3: Cross multiply
    7,029.79x = 9,701.14 × 3,843.04
  4. Step 4: Simplify right side
    7,029.79x = 37,281,844.12
  5. Step 5: Solve for x
    x = 37,281,844.12/7,029.79
  6. Step 6: Final answer
    x = 5,303.41

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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.