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Finding the Fourth Proportional to 605,820.69, 835,998.50 and 333,887.76

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Solution

The fourth proportional to 605,820.69, 835,998.50 and 333,887.76 is: 460,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,820.69 : 835,998.50 = 333,887.76 : x
  2. Step 2: Convert to fraction form
    605,820.69/835,998.50 = 333,887.76/x
  3. Step 3: Cross multiply
    605,820.69x = 835,998.50 × 333,887.76
  4. Step 4: Simplify right side
    605,820.69x = 279,129,667,363.08
  5. Step 5: Solve for x
    x = 279,129,667,363.08/605,820.69
  6. Step 6: Final answer
    x = 460,746.34

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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.