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Finding the Fourth Proportional to 1,749,867.05, 2,414,816.02 and 945,051.05

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Solution

The fourth proportional to 1,749,867.05, 2,414,816.02 and 945,051.05 is: 1,304,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,867.05 : 2,414,816.02 = 945,051.05 : x
  2. Step 2: Convert to fraction form
    1,749,867.05/2,414,816.02 = 945,051.05/x
  3. Step 3: Cross multiply
    1,749,867.05x = 2,414,816.02 × 945,051.05
  4. Step 4: Simplify right side
    1,749,867.05x = 2,282,124,415,257.82
  5. Step 5: Solve for x
    x = 2,282,124,415,257.82/1,749,867.05
  6. Step 6: Final answer
    x = 1,304,170.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.