Home / 862,734.48-1,190,234.16-576,441.60

Finding the Fourth Proportional to 862,734.48, 1,190,234.16 and 576,441.60

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Solution

The fourth proportional to 862,734.48, 1,190,234.16 and 576,441.60 is: 795,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,734.48 : 1,190,234.16 = 576,441.60 : x
  2. Step 2: Convert to fraction form
    862,734.48/1,190,234.16 = 576,441.60/x
  3. Step 3: Cross multiply
    862,734.48x = 1,190,234.16 × 576,441.60
  4. Step 4: Simplify right side
    862,734.48x = 686,100,483,565.06
  5. Step 5: Solve for x
    x = 686,100,483,565.06/862,734.48
  6. Step 6: Final answer
    x = 795,262.62

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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.