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Finding the Fourth Proportional to 606,015.82, 836,304.08 and 330,372.11

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Solution

The fourth proportional to 606,015.82, 836,304.08 and 330,372.11 is: 455,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,015.82 : 836,304.08 = 330,372.11 : x
  2. Step 2: Convert to fraction form
    606,015.82/836,304.08 = 330,372.11/x
  3. Step 3: Cross multiply
    606,015.82x = 836,304.08 × 330,372.11
  4. Step 4: Simplify right side
    606,015.82x = 276,291,543,950.11
  5. Step 5: Solve for x
    x = 276,291,543,950.11/606,015.82
  6. Step 6: Final answer
    x = 455,914.74

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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.