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Finding the Fourth Proportional to 5,035.59, 6,946.03 and 2,990.10

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Solution

The fourth proportional to 5,035.59, 6,946.03 and 2,990.10 is: 4,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.59 : 6,946.03 = 2,990.10 : x
  2. Step 2: Convert to fraction form
    5,035.59/6,946.03 = 2,990.10/x
  3. Step 3: Cross multiply
    5,035.59x = 6,946.03 × 2,990.10
  4. Step 4: Simplify right side
    5,035.59x = 20,769,333.78
  5. Step 5: Solve for x
    x = 20,769,333.78/5,035.59
  6. Step 6: Final answer
    x = 4,124.51

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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.