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Finding the Fourth Proportional to 7,064.96, 10,596.36 and 1,871.24

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Solution

The fourth proportional to 7,064.96, 10,596.36 and 1,871.24 is: 2,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.96 : 10,596.36 = 1,871.24 : x
  2. Step 2: Convert to fraction form
    7,064.96/10,596.36 = 1,871.24/x
  3. Step 3: Cross multiply
    7,064.96x = 10,596.36 × 1,871.24
  4. Step 4: Simplify right side
    7,064.96x = 19,828,332.69
  5. Step 5: Solve for x
    x = 19,828,332.69/7,064.96
  6. Step 6: Final answer
    x = 2,806.57

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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.