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Finding the Fourth Proportional to 895,801, 1,236,205.38 and 493,393

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Solution

The fourth proportional to 895,801, 1,236,205.38 and 493,393 is: 680,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,801 : 1,236,205.38 = 493,393 : x
  2. Step 2: Convert to fraction form
    895,801/1,236,205.38 = 493,393/x
  3. Step 3: Cross multiply
    895,801x = 1,236,205.38 × 493,393
  4. Step 4: Simplify right side
    895,801x = 609,935,081,054.34
  5. Step 5: Solve for x
    x = 609,935,081,054.34/895,801
  6. Step 6: Final answer
    x = 680,882.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.