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Finding the Fourth Proportional to 605,837.60, 836,021.76 and 333,904.68

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Solution

The fourth proportional to 605,837.60, 836,021.76 and 333,904.68 is: 460,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,837.60 : 836,021.76 = 333,904.68 : x
  2. Step 2: Convert to fraction form
    605,837.60/836,021.76 = 333,904.68/x
  3. Step 3: Cross multiply
    605,837.60x = 836,021.76 × 333,904.68
  4. Step 4: Simplify right side
    605,837.60x = 279,151,578,245.84
  5. Step 5: Solve for x
    x = 279,151,578,245.84/605,837.60
  6. Step 6: Final answer
    x = 460,769.65

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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.