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Finding the Fourth Proportional to 6,888.56, 9,503.49 and 4,497.77

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Solution

The fourth proportional to 6,888.56, 9,503.49 and 4,497.77 is: 6,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.56 : 9,503.49 = 4,497.77 : x
  2. Step 2: Convert to fraction form
    6,888.56/9,503.49 = 4,497.77/x
  3. Step 3: Cross multiply
    6,888.56x = 9,503.49 × 4,497.77
  4. Step 4: Simplify right side
    6,888.56x = 42,744,535.98
  5. Step 5: Solve for x
    x = 42,744,535.98/6,888.56
  6. Step 6: Final answer
    x = 6,205.15

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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.