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Finding the Fourth Proportional to 341,456.20, 512,265.18 and 116,819.08

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Solution

The fourth proportional to 341,456.20, 512,265.18 and 116,819.08 is: 175,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,456.20 : 512,265.18 = 116,819.08 : x
  2. Step 2: Convert to fraction form
    341,456.20/512,265.18 = 116,819.08/x
  3. Step 3: Cross multiply
    341,456.20x = 512,265.18 × 116,819.08
  4. Step 4: Simplify right side
    341,456.20x = 59,842,347,043.63
  5. Step 5: Solve for x
    x = 59,842,347,043.63/341,456.20
  6. Step 6: Final answer
    x = 175,256.29

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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.