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Finding the Fourth Proportional to 605,262.81, 835,362.54 and 461,751.87

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Solution

The fourth proportional to 605,262.81, 835,362.54 and 461,751.87 is: 637,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,262.81 : 835,362.54 = 461,751.87 : x
  2. Step 2: Convert to fraction form
    605,262.81/835,362.54 = 461,751.87/x
  3. Step 3: Cross multiply
    605,262.81x = 835,362.54 × 461,751.87
  4. Step 4: Simplify right side
    605,262.81x = 385,730,214,972.95
  5. Step 5: Solve for x
    x = 385,730,214,972.95/605,262.81
  6. Step 6: Final answer
    x = 637,293.76

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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.