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Finding the Fourth Proportional to 303,060.66, 418,217.13 and 175,748.10

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Solution

The fourth proportional to 303,060.66, 418,217.13 and 175,748.10 is: 242,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,060.66 : 418,217.13 = 175,748.10 : x
  2. Step 2: Convert to fraction form
    303,060.66/418,217.13 = 175,748.10/x
  3. Step 3: Cross multiply
    303,060.66x = 418,217.13 × 175,748.10
  4. Step 4: Simplify right side
    303,060.66x = 73,500,865,984.95
  5. Step 5: Solve for x
    x = 73,500,865,984.95/303,060.66
  6. Step 6: Final answer
    x = 242,528.56

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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.