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Finding the Fourth Proportional to 805,608, 1,111,768.31 and 461,510.44

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Solution

The fourth proportional to 805,608, 1,111,768.31 and 461,510.44 is: 636,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,608 : 1,111,768.31 = 461,510.44 : x
  2. Step 2: Convert to fraction form
    805,608/1,111,768.31 = 461,510.44/x
  3. Step 3: Cross multiply
    805,608x = 1,111,768.31 × 461,510.44
  4. Step 4: Simplify right side
    805,608x = 513,092,681,926.16
  5. Step 5: Solve for x
    x = 513,092,681,926.16/805,608
  6. Step 6: Final answer
    x = 636,901.18

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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.