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Finding the Fourth Proportional to 484,003.08, 726,004.62 and 151,605

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Solution

The fourth proportional to 484,003.08, 726,004.62 and 151,605 is: 227,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,003.08 : 726,004.62 = 151,605 : x
  2. Step 2: Convert to fraction form
    484,003.08/726,004.62 = 151,605/x
  3. Step 3: Cross multiply
    484,003.08x = 726,004.62 × 151,605
  4. Step 4: Simplify right side
    484,003.08x = 110,065,930,415.10
  5. Step 5: Solve for x
    x = 110,065,930,415.10/484,003.08
  6. Step 6: Final answer
    x = 227,407.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.