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Finding the Fourth Proportional to 605,590.40, 907,528.69 and 335,837.19

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Solution

The fourth proportional to 605,590.40, 907,528.69 and 335,837.19 is: 503,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,590.40 : 907,528.69 = 335,837.19 : x
  2. Step 2: Convert to fraction form
    605,590.40/907,528.69 = 335,837.19/x
  3. Step 3: Cross multiply
    605,590.40x = 907,528.69 × 335,837.19
  4. Step 4: Simplify right side
    605,590.40x = 304,781,885,093.98
  5. Step 5: Solve for x
    x = 304,781,885,093.98/605,590.40
  6. Step 6: Final answer
    x = 503,280.58

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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.