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Finding the Fourth Proportional to 303,377.40, 418,744.08 and 176,094

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Solution

The fourth proportional to 303,377.40, 418,744.08 and 176,094 is: 243,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,377.40 : 418,744.08 = 176,094 : x
  2. Step 2: Convert to fraction form
    303,377.40/418,744.08 = 176,094/x
  3. Step 3: Cross multiply
    303,377.40x = 418,744.08 × 176,094
  4. Step 4: Simplify right side
    303,377.40x = 73,738,320,023.52
  5. Step 5: Solve for x
    x = 73,738,320,023.52/303,377.40
  6. Step 6: Final answer
    x = 243,058.05

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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.