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Finding the Fourth Proportional to 606,761.50, 837,325.16 and 334,831.80

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Solution

The fourth proportional to 606,761.50, 837,325.16 and 334,831.80 is: 462,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,761.50 : 837,325.16 = 334,831.80 : x
  2. Step 2: Convert to fraction form
    606,761.50/837,325.16 = 334,831.80/x
  3. Step 3: Cross multiply
    606,761.50x = 837,325.16 × 334,831.80
  4. Step 4: Simplify right side
    606,761.50x = 280,363,090,508.09
  5. Step 5: Solve for x
    x = 280,363,090,508.09/606,761.50
  6. Step 6: Final answer
    x = 462,064.73

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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.