Home / 940,189.68-1,297,468.53-510,470.10

Finding the Fourth Proportional to 940,189.68, 1,297,468.53 and 510,470.10

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Solution

The fourth proportional to 940,189.68, 1,297,468.53 and 510,470.10 is: 704,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,189.68 : 1,297,468.53 = 510,470.10 : x
  2. Step 2: Convert to fraction form
    940,189.68/1,297,468.53 = 510,470.10/x
  3. Step 3: Cross multiply
    940,189.68x = 1,297,468.53 × 510,470.10
  4. Step 4: Simplify right side
    940,189.68x = 662,318,890,255.95
  5. Step 5: Solve for x
    x = 662,318,890,255.95/940,189.68
  6. Step 6: Final answer
    x = 704,452.41

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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.