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Finding the Fourth Proportional to 473,109.16, 652,464.42 and 303,310.12

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Solution

The fourth proportional to 473,109.16, 652,464.42 and 303,310.12 is: 418,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,109.16 : 652,464.42 = 303,310.12 : x
  2. Step 2: Convert to fraction form
    473,109.16/652,464.42 = 303,310.12/x
  3. Step 3: Cross multiply
    473,109.16x = 652,464.42 × 303,310.12
  4. Step 4: Simplify right side
    473,109.16x = 197,899,061,525.93
  5. Step 5: Solve for x
    x = 197,899,061,525.93/473,109.16
  6. Step 6: Final answer
    x = 418,294.72

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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.