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Finding the Fourth Proportional to 597,819.30, 898,111.35 and 411,195.30

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Solution

The fourth proportional to 597,819.30, 898,111.35 and 411,195.30 is: 617,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,819.30 : 898,111.35 = 411,195.30 : x
  2. Step 2: Convert to fraction form
    597,819.30/898,111.35 = 411,195.30/x
  3. Step 3: Cross multiply
    597,819.30x = 898,111.35 × 411,195.30
  4. Step 4: Simplify right side
    597,819.30x = 369,299,165,996.66
  5. Step 5: Solve for x
    x = 369,299,165,996.66/597,819.30
  6. Step 6: Final answer
    x = 617,743.80

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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.