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Finding the Fourth Proportional to 600,346.91, 899,077.22 and 343,400.72

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Solution

The fourth proportional to 600,346.91, 899,077.22 and 343,400.72 is: 514,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,346.91 : 899,077.22 = 343,400.72 : x
  2. Step 2: Convert to fraction form
    600,346.91/899,077.22 = 343,400.72/x
  3. Step 3: Cross multiply
    600,346.91x = 899,077.22 × 343,400.72
  4. Step 4: Simplify right side
    600,346.91x = 308,743,761,046.71
  5. Step 5: Solve for x
    x = 308,743,761,046.71/600,346.91
  6. Step 6: Final answer
    x = 514,275.59

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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.