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Finding the Fourth Proportional to 292,010.68, 402,609.63 and 243,682.24

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Solution

The fourth proportional to 292,010.68, 402,609.63 and 243,682.24 is: 335,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,010.68 : 402,609.63 = 243,682.24 : x
  2. Step 2: Convert to fraction form
    292,010.68/402,609.63 = 243,682.24/x
  3. Step 3: Cross multiply
    292,010.68x = 402,609.63 × 243,682.24
  4. Step 4: Simplify right side
    292,010.68x = 98,108,816,483.97
  5. Step 5: Solve for x
    x = 98,108,816,483.97/292,010.68
  6. Step 6: Final answer
    x = 335,976.81

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