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Finding the Fourth Proportional to 303,363.29, 418,666.91 and 176,030.69

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Solution

The fourth proportional to 303,363.29, 418,666.91 and 176,030.69 is: 242,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,363.29 : 418,666.91 = 176,030.69 : x
  2. Step 2: Convert to fraction form
    303,363.29/418,666.91 = 176,030.69/x
  3. Step 3: Cross multiply
    303,363.29x = 418,666.91 × 176,030.69
  4. Step 4: Simplify right side
    303,363.29x = 73,698,222,073.98
  5. Step 5: Solve for x
    x = 73,698,222,073.98/303,363.29
  6. Step 6: Final answer
    x = 242,937.18

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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.