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Finding the Fourth Proportional to 3,088.95, 4,633.88 and 897.39

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Solution

The fourth proportional to 3,088.95, 4,633.88 and 897.39 is: 1,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.95 : 4,633.88 = 897.39 : x
  2. Step 2: Convert to fraction form
    3,088.95/4,633.88 = 897.39/x
  3. Step 3: Cross multiply
    3,088.95x = 4,633.88 × 897.39
  4. Step 4: Simplify right side
    3,088.95x = 4,158,393.09
  5. Step 5: Solve for x
    x = 4,158,393.09/3,088.95
  6. Step 6: Final answer
    x = 1,346.22

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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.