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Finding the Fourth Proportional to 844,990.92, 1,266,633 and 529,669.08

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Solution

The fourth proportional to 844,990.92, 1,266,633 and 529,669.08 is: 793,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,990.92 : 1,266,633 = 529,669.08 : x
  2. Step 2: Convert to fraction form
    844,990.92/1,266,633 = 529,669.08/x
  3. Step 3: Cross multiply
    844,990.92x = 1,266,633 × 529,669.08
  4. Step 4: Simplify right side
    844,990.92x = 670,896,335,807.64
  5. Step 5: Solve for x
    x = 670,896,335,807.64/844,990.92
  6. Step 6: Final answer
    x = 793,968.69

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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.