Home / 940,317.96-1,297,605.24-510,589.20

Finding the Fourth Proportional to 940,317.96, 1,297,605.24 and 510,589.20

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Solution

The fourth proportional to 940,317.96, 1,297,605.24 and 510,589.20 is: 704,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,317.96 : 1,297,605.24 = 510,589.20 : x
  2. Step 2: Convert to fraction form
    940,317.96/1,297,605.24 = 510,589.20/x
  3. Step 3: Cross multiply
    940,317.96x = 1,297,605.24 × 510,589.20
  4. Step 4: Simplify right side
    940,317.96x = 662,543,221,407.41
  5. Step 5: Solve for x
    x = 662,543,221,407.41/940,317.96
  6. Step 6: Final answer
    x = 704,594.88

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Double scale
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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.