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Finding the Fourth Proportional to 416,714.05, 625,080.26 and 288,504.01

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Solution

The fourth proportional to 416,714.05, 625,080.26 and 288,504.01 is: 432,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,714.05 : 625,080.26 = 288,504.01 : x
  2. Step 2: Convert to fraction form
    416,714.05/625,080.26 = 288,504.01/x
  3. Step 3: Cross multiply
    416,714.05x = 625,080.26 × 288,504.01
  4. Step 4: Simplify right side
    416,714.05x = 180,338,161,581.84
  5. Step 5: Solve for x
    x = 180,338,161,581.84/416,714.05
  6. Step 6: Final answer
    x = 432,762.37

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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.