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Finding the Fourth Proportional to 17,769,716.40, 26,654,574.40 and 4,306,544.40

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Solution

The fourth proportional to 17,769,716.40, 26,654,574.40 and 4,306,544.40 is: 6,459,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769,716.40 : 26,654,574.40 = 4,306,544.40 : x
  2. Step 2: Convert to fraction form
    17,769,716.40/26,654,574.40 = 4,306,544.40/x
  3. Step 3: Cross multiply
    17,769,716.40x = 26,654,574.40 × 4,306,544.40
  4. Step 4: Simplify right side
    17,769,716.40x = 114,789,108,116,703.36
  5. Step 5: Solve for x
    x = 114,789,108,116,703.36/17,769,716.40
  6. Step 6: Final answer
    x = 6,459,816.55

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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.