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Finding the Fourth Proportional to 605,833, 836,015.42 and 333,900.06

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Solution

The fourth proportional to 605,833, 836,015.42 and 333,900.06 is: 460,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,833 : 836,015.42 = 333,900.06 : x
  2. Step 2: Convert to fraction form
    605,833/836,015.42 = 333,900.06/x
  3. Step 3: Cross multiply
    605,833x = 836,015.42 × 333,900.06
  4. Step 4: Simplify right side
    605,833x = 279,145,598,898.93
  5. Step 5: Solve for x
    x = 279,145,598,898.93/605,833
  6. Step 6: Final answer
    x = 460,763.28

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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.