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Finding the Third Proportional to 256,594.50 and 369,614.81

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Solution

The third proportional to 256,594.50 and 369,614.81 is: 532,416.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,594.50 : 369,614.81 = 369,614.81 : x
  2. Step 2: Convert to fraction form
    256,594.50/369,614.81 = 369,614.81/x
  3. Step 3: Cross multiply
    256,594.50x = 369,614.81 × 369,614.81
  4. Step 4: Simplify right side
    256,594.50x = 136,615,109,619.41
  5. Step 5: Solve for x
    x = 136,615,109,619.41/256,594.50
  6. Step 6: Final answer
    x = 532,416.36

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.