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Finding the Fourth Proportional to 4,600.16, 6,901.12 and 1,479.90

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Solution

The fourth proportional to 4,600.16, 6,901.12 and 1,479.90 is: 2,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.16 : 6,901.12 = 1,479.90 : x
  2. Step 2: Convert to fraction form
    4,600.16/6,901.12 = 1,479.90/x
  3. Step 3: Cross multiply
    4,600.16x = 6,901.12 × 1,479.90
  4. Step 4: Simplify right side
    4,600.16x = 10,212,967.49
  5. Step 5: Solve for x
    x = 10,212,967.49/4,600.16
  6. Step 6: Final answer
    x = 2,220.13

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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.