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Finding the Fourth Proportional to 270,963.34, 373,929.36 and 150,112.48

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Solution

The fourth proportional to 270,963.34, 373,929.36 and 150,112.48 is: 207,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,963.34 : 373,929.36 = 150,112.48 : x
  2. Step 2: Convert to fraction form
    270,963.34/373,929.36 = 150,112.48/x
  3. Step 3: Cross multiply
    270,963.34x = 373,929.36 × 150,112.48
  4. Step 4: Simplify right side
    270,963.34x = 56,131,463,574.41
  5. Step 5: Solve for x
    x = 56,131,463,574.41/270,963.34
  6. Step 6: Final answer
    x = 207,155.20

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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.