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Finding the Fourth Proportional to 605,903.68, 836,152.66 and 333,982

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Solution

The fourth proportional to 605,903.68, 836,152.66 and 333,982 is: 460,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,903.68 : 836,152.66 = 333,982 : x
  2. Step 2: Convert to fraction form
    605,903.68/836,152.66 = 333,982/x
  3. Step 3: Cross multiply
    605,903.68x = 836,152.66 × 333,982
  4. Step 4: Simplify right side
    605,903.68x = 279,259,937,692.12
  5. Step 5: Solve for x
    x = 279,259,937,692.12/605,903.68
  6. Step 6: Final answer
    x = 460,898.24

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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.