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Finding the Fourth Proportional to 1,644,896.40, 2,463,845.40 and 1,364,960.40

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Solution

The fourth proportional to 1,644,896.40, 2,463,845.40 and 1,364,960.40 is: 2,044,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,896.40 : 2,463,845.40 = 1,364,960.40 : x
  2. Step 2: Convert to fraction form
    1,644,896.40/2,463,845.40 = 1,364,960.40/x
  3. Step 3: Cross multiply
    1,644,896.40x = 2,463,845.40 × 1,364,960.40
  4. Step 4: Simplify right side
    1,644,896.40x = 3,363,051,402,722.16
  5. Step 5: Solve for x
    x = 3,363,051,402,722.16/1,644,896.40
  6. Step 6: Final answer
    x = 2,044,536.91

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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.