Home / 867,615.70-1,301,229.15-570,183.70

Finding the Fourth Proportional to 867,615.70, 1,301,229.15 and 570,183.70

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Solution

The fourth proportional to 867,615.70, 1,301,229.15 and 570,183.70 is: 855,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,615.70 : 1,301,229.15 = 570,183.70 : x
  2. Step 2: Convert to fraction form
    867,615.70/1,301,229.15 = 570,183.70/x
  3. Step 3: Cross multiply
    867,615.70x = 1,301,229.15 × 570,183.70
  4. Step 4: Simplify right side
    867,615.70x = 741,939,651,294.86
  5. Step 5: Solve for x
    x = 741,939,651,294.86/867,615.70
  6. Step 6: Final answer
    x = 855,147.79

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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.