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Finding the Fourth Proportional to 605,261.31, 835,360.47 and 461,750.37

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Solution

The fourth proportional to 605,261.31, 835,360.47 and 461,750.37 is: 637,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,261.31 : 835,360.47 = 461,750.37 : x
  2. Step 2: Convert to fraction form
    605,261.31/835,360.47 = 461,750.37/x
  3. Step 3: Cross multiply
    605,261.31x = 835,360.47 × 461,750.37
  4. Step 4: Simplify right side
    605,261.31x = 385,728,006,105.87
  5. Step 5: Solve for x
    x = 385,728,006,105.87/605,261.31
  6. Step 6: Final answer
    x = 637,291.69

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1.5x scale

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.