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Finding the Fourth Proportional to 338,674.02, 508,244.31 and 117,058.02

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Solution

The fourth proportional to 338,674.02, 508,244.31 and 117,058.02 is: 175,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,674.02 : 508,244.31 = 117,058.02 : x
  2. Step 2: Convert to fraction form
    338,674.02/508,244.31 = 117,058.02/x
  3. Step 3: Cross multiply
    338,674.02x = 508,244.31 × 117,058.02
  4. Step 4: Simplify right side
    338,674.02x = 59,494,072,604.87
  5. Step 5: Solve for x
    x = 59,494,072,604.87/338,674.02
  6. Step 6: Final answer
    x = 175,667.66

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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.