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Finding the Fourth Proportional to 544,601.05, 816,901.58 and 404,633.05

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Solution

The fourth proportional to 544,601.05, 816,901.58 and 404,633.05 is: 606,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,601.05 : 816,901.58 = 404,633.05 : x
  2. Step 2: Convert to fraction form
    544,601.05/816,901.58 = 404,633.05/x
  3. Step 3: Cross multiply
    544,601.05x = 816,901.58 × 404,633.05
  4. Step 4: Simplify right side
    544,601.05x = 330,545,375,842.05
  5. Step 5: Solve for x
    x = 330,545,375,842.05/544,601.05
  6. Step 6: Final answer
    x = 606,949.58

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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.