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Finding the Fourth Proportional to 7,692.94, 10,610.99 and 4,710.25

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Solution

The fourth proportional to 7,692.94, 10,610.99 and 4,710.25 is: 6,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.94 : 10,610.99 = 4,710.25 : x
  2. Step 2: Convert to fraction form
    7,692.94/10,610.99 = 4,710.25/x
  3. Step 3: Cross multiply
    7,692.94x = 10,610.99 × 4,710.25
  4. Step 4: Simplify right side
    7,692.94x = 49,980,345.67
  5. Step 5: Solve for x
    x = 49,980,345.67/7,692.94
  6. Step 6: Final answer
    x = 6,496.91

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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.