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Finding the Fourth Proportional to 7,563,616.40, 11,324,429.40 and 7,353,664.40

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Solution

The fourth proportional to 7,563,616.40, 11,324,429.40 and 7,353,664.40 is: 11,010,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563,616.40 : 11,324,429.40 = 7,353,664.40 : x
  2. Step 2: Convert to fraction form
    7,563,616.40/11,324,429.40 = 7,353,664.40/x
  3. Step 3: Cross multiply
    7,563,616.40x = 11,324,429.40 × 7,353,664.40
  4. Step 4: Simplify right side
    7,563,616.40x = 83,276,053,329,093.36
  5. Step 5: Solve for x
    x = 83,276,053,329,093.36/7,563,616.40
  6. Step 6: Final answer
    x = 11,010,084.19

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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.