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Finding the Fourth Proportional to 2,537.99, 3,503.01 and 1,490.39

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Solution

The fourth proportional to 2,537.99, 3,503.01 and 1,490.39 is: 2,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.99 : 3,503.01 = 1,490.39 : x
  2. Step 2: Convert to fraction form
    2,537.99/3,503.01 = 1,490.39/x
  3. Step 3: Cross multiply
    2,537.99x = 3,503.01 × 1,490.39
  4. Step 4: Simplify right side
    2,537.99x = 5,220,833.56
  5. Step 5: Solve for x
    x = 5,220,833.56/2,537.99
  6. Step 6: Final answer
    x = 2,057.08

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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.