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Finding the Fourth Proportional to 603,107.28, 832,272.84 and 334,818

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Solution

The fourth proportional to 603,107.28, 832,272.84 and 334,818 is: 462,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,107.28 : 832,272.84 = 334,818 : x
  2. Step 2: Convert to fraction form
    603,107.28/832,272.84 = 334,818/x
  3. Step 3: Cross multiply
    603,107.28x = 832,272.84 × 334,818
  4. Step 4: Simplify right side
    603,107.28x = 278,659,927,743.12
  5. Step 5: Solve for x
    x = 278,659,927,743.12/603,107.28
  6. Step 6: Final answer
    x = 462,040.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.