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Finding the Fourth Proportional to 341,938.10, 479,763.10 and 341,938.10

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Solution

The fourth proportional to 341,938.10, 479,763.10 and 341,938.10 is: 479,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,938.10 : 479,763.10 = 341,938.10 : x
  2. Step 2: Convert to fraction form
    341,938.10/479,763.10 = 341,938.10/x
  3. Step 3: Cross multiply
    341,938.10x = 479,763.10 × 341,938.10
  4. Step 4: Simplify right side
    341,938.10x = 164,049,282,864.11
  5. Step 5: Solve for x
    x = 164,049,282,864.11/341,938.10
  6. Step 6: Final answer
    x = 479,763.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.