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Finding the Fourth Proportional to 404,887.60, 606,456.60 and 334,903.60

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Solution

The fourth proportional to 404,887.60, 606,456.60 and 334,903.60 is: 501,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,887.60 : 606,456.60 = 334,903.60 : x
  2. Step 2: Convert to fraction form
    404,887.60/606,456.60 = 334,903.60/x
  3. Step 3: Cross multiply
    404,887.60x = 606,456.60 × 334,903.60
  4. Step 4: Simplify right side
    404,887.60x = 203,104,498,583.76
  5. Step 5: Solve for x
    x = 203,104,498,583.76/404,887.60
  6. Step 6: Final answer
    x = 501,631.81

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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.