Home / 530,837.40-796,256.10-404,866.20

Finding the Fourth Proportional to 530,837.40, 796,256.10 and 404,866.20

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Solution

The fourth proportional to 530,837.40, 796,256.10 and 404,866.20 is: 607,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,837.40 : 796,256.10 = 404,866.20 : x
  2. Step 2: Convert to fraction form
    530,837.40/796,256.10 = 404,866.20/x
  3. Step 3: Cross multiply
    530,837.40x = 796,256.10 × 404,866.20
  4. Step 4: Simplify right side
    530,837.40x = 322,377,181,433.82
  5. Step 5: Solve for x
    x = 322,377,181,433.82/530,837.40
  6. Step 6: Final answer
    x = 607,299.30

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Similar ratio
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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.