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Finding the Fourth Proportional to 1,750,570, 2,415,786.64 and 945,754

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Solution

The fourth proportional to 1,750,570, 2,415,786.64 and 945,754 is: 1,305,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,570 : 2,415,786.64 = 945,754 : x
  2. Step 2: Convert to fraction form
    1,750,570/2,415,786.64 = 945,754/x
  3. Step 3: Cross multiply
    1,750,570x = 2,415,786.64 × 945,754
  4. Step 4: Simplify right side
    1,750,570x = 2,284,739,877,926.56
  5. Step 5: Solve for x
    x = 2,284,739,877,926.56/1,750,570
  6. Step 6: Final answer
    x = 1,305,140.54

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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.