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Finding the Fourth Proportional to 605,106.08, 835,039.49 and 333,168.30

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Solution

The fourth proportional to 605,106.08, 835,039.49 and 333,168.30 is: 459,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,106.08 : 835,039.49 = 333,168.30 : x
  2. Step 2: Convert to fraction form
    605,106.08/835,039.49 = 333,168.30/x
  3. Step 3: Cross multiply
    605,106.08x = 835,039.49 × 333,168.30
  4. Step 4: Simplify right side
    605,106.08x = 278,208,687,316.17
  5. Step 5: Solve for x
    x = 278,208,687,316.17/605,106.08
  6. Step 6: Final answer
    x = 459,768.45

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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.