Home / 868,109.28-1,197,568.16-562,097.76

Finding the Fourth Proportional to 868,109.28, 1,197,568.16 and 562,097.76

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Solution

The fourth proportional to 868,109.28, 1,197,568.16 and 562,097.76 is: 775,421.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,109.28 : 1,197,568.16 = 562,097.76 : x
  2. Step 2: Convert to fraction form
    868,109.28/1,197,568.16 = 562,097.76/x
  3. Step 3: Cross multiply
    868,109.28x = 1,197,568.16 × 562,097.76
  4. Step 4: Simplify right side
    868,109.28x = 673,150,380,183.32
  5. Step 5: Solve for x
    x = 673,150,380,183.32/868,109.28
  6. Step 6: Final answer
    x = 775,421.25

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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.