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Finding the Fourth Proportional to 607,514.70, 911,272.05 and 252,410.70

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Solution

The fourth proportional to 607,514.70, 911,272.05 and 252,410.70 is: 378,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,514.70 : 911,272.05 = 252,410.70 : x
  2. Step 2: Convert to fraction form
    607,514.70/911,272.05 = 252,410.70/x
  3. Step 3: Cross multiply
    607,514.70x = 911,272.05 × 252,410.70
  4. Step 4: Simplify right side
    607,514.70x = 230,014,816,030.94
  5. Step 5: Solve for x
    x = 230,014,816,030.94/607,514.70
  6. Step 6: Final answer
    x = 378,616.05

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