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Finding the Fourth Proportional to 5,767.17, 7,901.05 and 5,551.20

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Solution

The fourth proportional to 5,767.17, 7,901.05 and 5,551.20 is: 7,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.17 : 7,901.05 = 5,551.20 : x
  2. Step 2: Convert to fraction form
    5,767.17/7,901.05 = 5,551.20/x
  3. Step 3: Cross multiply
    5,767.17x = 7,901.05 × 5,551.20
  4. Step 4: Simplify right side
    5,767.17x = 43,860,308.76
  5. Step 5: Solve for x
    x = 43,860,308.76/5,767.17
  6. Step 6: Final answer
    x = 7,605.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.