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Finding the Fourth Proportional to 341,664.30, 512,496.45 and 336,998.70

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Solution

The fourth proportional to 341,664.30, 512,496.45 and 336,998.70 is: 505,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,664.30 : 512,496.45 = 336,998.70 : x
  2. Step 2: Convert to fraction form
    341,664.30/512,496.45 = 336,998.70/x
  3. Step 3: Cross multiply
    341,664.30x = 512,496.45 × 336,998.70
  4. Step 4: Simplify right side
    341,664.30x = 172,710,637,404.62
  5. Step 5: Solve for x
    x = 172,710,637,404.62/341,664.30
  6. Step 6: Final answer
    x = 505,498.05

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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.