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Finding the Fourth Proportional to 5,026.74, 6,937.26 and 2,788.74

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Solution

The fourth proportional to 5,026.74, 6,937.26 and 2,788.74 is: 3,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.74 : 6,937.26 = 2,788.74 : x
  2. Step 2: Convert to fraction form
    5,026.74/6,937.26 = 2,788.74/x
  3. Step 3: Cross multiply
    5,026.74x = 6,937.26 × 2,788.74
  4. Step 4: Simplify right side
    5,026.74x = 19,346,214.45
  5. Step 5: Solve for x
    x = 19,346,214.45/5,026.74
  6. Step 6: Final answer
    x = 3,848.66

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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.