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Finding the Fourth Proportional to 1,624,608, 2,241,648 and 1,051,568.64

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Solution

The fourth proportional to 1,624,608, 2,241,648 and 1,051,568.64 is: 1,450,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,608 : 2,241,648 = 1,051,568.64 : x
  2. Step 2: Convert to fraction form
    1,624,608/2,241,648 = 1,051,568.64/x
  3. Step 3: Cross multiply
    1,624,608x = 2,241,648 × 1,051,568.64
  4. Step 4: Simplify right side
    1,624,608x = 2,357,246,738,718.72
  5. Step 5: Solve for x
    x = 2,357,246,738,718.72/1,624,608
  6. Step 6: Final answer
    x = 1,450,963.39

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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.