Home / 863,230.29-1,295,218.67-463,404.21

Finding the Fourth Proportional to 863,230.29, 1,295,218.67 and 463,404.21

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Solution

The fourth proportional to 863,230.29, 1,295,218.67 and 463,404.21 is: 695,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,230.29 : 1,295,218.67 = 463,404.21 : x
  2. Step 2: Convert to fraction form
    863,230.29/1,295,218.67 = 463,404.21/x
  3. Step 3: Cross multiply
    863,230.29x = 1,295,218.67 × 463,404.21
  4. Step 4: Simplify right side
    863,230.29x = 600,209,782,231.58
  5. Step 5: Solve for x
    x = 600,209,782,231.58/863,230.29
  6. Step 6: Final answer
    x = 695,306.67

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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.