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Finding the Fourth Proportional to 605,732.85, 835,907.45 and 333,802.89

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Solution

The fourth proportional to 605,732.85, 835,907.45 and 333,802.89 is: 460,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,732.85 : 835,907.45 = 333,802.89 : x
  2. Step 2: Convert to fraction form
    605,732.85/835,907.45 = 333,802.89/x
  3. Step 3: Cross multiply
    605,732.85x = 835,907.45 × 333,802.89
  4. Step 4: Simplify right side
    605,732.85x = 279,028,320,913.52
  5. Step 5: Solve for x
    x = 279,028,320,913.52/605,732.85
  6. Step 6: Final answer
    x = 460,645.85

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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.