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Finding the Fourth Proportional to 341,805.69, 512,371.58 and 120,034.17

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Solution

The fourth proportional to 341,805.69, 512,371.58 and 120,034.17 is: 179,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,805.69 : 512,371.58 = 120,034.17 : x
  2. Step 2: Convert to fraction form
    341,805.69/512,371.58 = 120,034.17/x
  3. Step 3: Cross multiply
    341,805.69x = 512,371.58 × 120,034.17
  4. Step 4: Simplify right side
    341,805.69x = 61,502,096,736.72
  5. Step 5: Solve for x
    x = 61,502,096,736.72/341,805.69
  6. Step 6: Final answer
    x = 179,932.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.