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Finding the Fourth Proportional to 506,600.70, 760,770.38 and 449,802.94

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Solution

The fourth proportional to 506,600.70, 760,770.38 and 449,802.94 is: 675,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,600.70 : 760,770.38 = 449,802.94 : x
  2. Step 2: Convert to fraction form
    506,600.70/760,770.38 = 449,802.94/x
  3. Step 3: Cross multiply
    506,600.70x = 760,770.38 × 449,802.94
  4. Step 4: Simplify right side
    506,600.70x = 342,196,751,707.80
  5. Step 5: Solve for x
    x = 342,196,751,707.80/506,600.70
  6. Step 6: Final answer
    x = 675,476.28

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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.