Home / 1,753,764.20-2,630,646.30-491,805.80

Finding the Fourth Proportional to 1,753,764.20, 2,630,646.30 and 491,805.80

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Solution

The fourth proportional to 1,753,764.20, 2,630,646.30 and 491,805.80 is: 737,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,764.20 : 2,630,646.30 = 491,805.80 : x
  2. Step 2: Convert to fraction form
    1,753,764.20/2,630,646.30 = 491,805.80/x
  3. Step 3: Cross multiply
    1,753,764.20x = 2,630,646.30 × 491,805.80
  4. Step 4: Simplify right side
    1,753,764.20x = 1,293,767,108,088.54
  5. Step 5: Solve for x
    x = 1,293,767,108,088.54/1,753,764.20
  6. Step 6: Final answer
    x = 737,708.70

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Double scale
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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.