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Finding the Fourth Proportional to 303,061.14, 418,316.13 and 175,768.02

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Solution

The fourth proportional to 303,061.14, 418,316.13 and 175,768.02 is: 242,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,061.14 : 418,316.13 = 175,768.02 : x
  2. Step 2: Convert to fraction form
    303,061.14/418,316.13 = 175,768.02/x
  3. Step 3: Cross multiply
    303,061.14x = 418,316.13 × 175,768.02
  4. Step 4: Simplify right side
    303,061.14x = 73,526,597,904.16
  5. Step 5: Solve for x
    x = 73,526,597,904.16/303,061.14
  6. Step 6: Final answer
    x = 242,613.08

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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.