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Finding the Fourth Proportional to 605,366.88, 835,411.92 and 333,435.76

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Solution

The fourth proportional to 605,366.88, 835,411.92 and 333,435.76 is: 460,144.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,366.88 : 835,411.92 = 333,435.76 : x
  2. Step 2: Convert to fraction form
    605,366.88/835,411.92 = 333,435.76/x
  3. Step 3: Cross multiply
    605,366.88x = 835,411.92 × 333,435.76
  4. Step 4: Simplify right side
    605,366.88x = 278,556,208,458.26
  5. Step 5: Solve for x
    x = 278,556,208,458.26/605,366.88
  6. Step 6: Final answer
    x = 460,144.45

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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.