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Finding the Fourth Proportional to 7,050.95, 9,748.55 and 6,741.12

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Solution

The fourth proportional to 7,050.95, 9,748.55 and 6,741.12 is: 9,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.95 : 9,748.55 = 6,741.12 : x
  2. Step 2: Convert to fraction form
    7,050.95/9,748.55 = 6,741.12/x
  3. Step 3: Cross multiply
    7,050.95x = 9,748.55 × 6,741.12
  4. Step 4: Simplify right side
    7,050.95x = 65,716,198.79
  5. Step 5: Solve for x
    x = 65,716,198.79/7,050.95
  6. Step 6: Final answer
    x = 9,320.19

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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.