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Finding the Fourth Proportional to 4,888.51, 7,332.10 and 1,601.21

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Solution

The fourth proportional to 4,888.51, 7,332.10 and 1,601.21 is: 2,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.51 : 7,332.10 = 1,601.21 : x
  2. Step 2: Convert to fraction form
    4,888.51/7,332.10 = 1,601.21/x
  3. Step 3: Cross multiply
    4,888.51x = 7,332.10 × 1,601.21
  4. Step 4: Simplify right side
    4,888.51x = 11,740,231.84
  5. Step 5: Solve for x
    x = 11,740,231.84/4,888.51
  6. Step 6: Final answer
    x = 2,401.60

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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.