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Finding the Fourth Proportional to 605,699.73, 907,693.08 and 335,946.71

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Solution

The fourth proportional to 605,699.73, 907,693.08 and 335,946.71 is: 503,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,699.73 : 907,693.08 = 335,946.71 : x
  2. Step 2: Convert to fraction form
    605,699.73/907,693.08 = 335,946.71/x
  3. Step 3: Cross multiply
    605,699.73x = 907,693.08 × 335,946.71
  4. Step 4: Simplify right side
    605,699.73x = 304,936,507,350.62
  5. Step 5: Solve for x
    x = 304,936,507,350.62/605,699.73
  6. Step 6: Final answer
    x = 503,445.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.