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Finding the Fourth Proportional to 7,553, 11,334.08 and 4,775.84

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Solution

The fourth proportional to 7,553, 11,334.08 and 4,775.84 is: 7,166.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553 : 11,334.08 = 4,775.84 : x
  2. Step 2: Convert to fraction form
    7,553/11,334.08 = 4,775.84/x
  3. Step 3: Cross multiply
    7,553x = 11,334.08 × 4,775.84
  4. Step 4: Simplify right side
    7,553x = 54,129,752.63
  5. Step 5: Solve for x
    x = 54,129,752.63/7,553
  6. Step 6: Final answer
    x = 7,166.66

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Double scale
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1.5x scale

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.