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Finding the Fourth Proportional to 7,459, 10,293.64 and 4,101.64

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Solution

The fourth proportional to 7,459, 10,293.64 and 4,101.64 is: 5,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459 : 10,293.64 = 4,101.64 : x
  2. Step 2: Convert to fraction form
    7,459/10,293.64 = 4,101.64/x
  3. Step 3: Cross multiply
    7,459x = 10,293.64 × 4,101.64
  4. Step 4: Simplify right side
    7,459x = 42,220,805.57
  5. Step 5: Solve for x
    x = 42,220,805.57/7,459
  6. Step 6: Final answer
    x = 5,660.38

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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.