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Finding the Fourth Proportional to 1,784,927.04, 2,463,220.48 and 969,140.48

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Solution

The fourth proportional to 1,784,927.04, 2,463,220.48 and 969,140.48 is: 1,337,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,927.04 : 2,463,220.48 = 969,140.48 : x
  2. Step 2: Convert to fraction form
    1,784,927.04/2,463,220.48 = 969,140.48/x
  3. Step 3: Cross multiply
    1,784,927.04x = 2,463,220.48 × 969,140.48
  4. Step 4: Simplify right side
    1,784,927.04x = 2,387,206,678,333.03
  5. Step 5: Solve for x
    x = 2,387,206,678,333.03/1,784,927.04
  6. Step 6: Final answer
    x = 1,337,425.35

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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.