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Finding the Fourth Proportional to 607,677.57, 838,644.12 and 335,769.27

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Solution

The fourth proportional to 607,677.57, 838,644.12 and 335,769.27 is: 463,388.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,677.57 : 838,644.12 = 335,769.27 : x
  2. Step 2: Convert to fraction form
    607,677.57/838,644.12 = 335,769.27/x
  3. Step 3: Cross multiply
    607,677.57x = 838,644.12 × 335,769.27
  4. Step 4: Simplify right side
    607,677.57x = 281,590,923,962.19
  5. Step 5: Solve for x
    x = 281,590,923,962.19/607,677.57
  6. Step 6: Final answer
    x = 463,388.71

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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.