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Finding the Fourth Proportional to 605,324.78, 835,337.90 and 333,418.10

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Solution

The fourth proportional to 605,324.78, 835,337.90 and 333,418.10 is: 460,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,324.78 : 835,337.90 = 333,418.10 : x
  2. Step 2: Convert to fraction form
    605,324.78/835,337.90 = 333,418.10/x
  3. Step 3: Cross multiply
    605,324.78x = 835,337.90 × 333,418.10
  4. Step 4: Simplify right side
    605,324.78x = 278,516,775,475.99
  5. Step 5: Solve for x
    x = 278,516,775,475.99/605,324.78
  6. Step 6: Final answer
    x = 460,111.31

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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.