Home / 863,781.57-1,295,672.11-463,872.22

Finding the Fourth Proportional to 863,781.57, 1,295,672.11 and 463,872.22

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Solution

The fourth proportional to 863,781.57, 1,295,672.11 and 463,872.22 is: 695,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,781.57 : 1,295,672.11 = 463,872.22 : x
  2. Step 2: Convert to fraction form
    863,781.57/1,295,672.11 = 463,872.22/x
  3. Step 3: Cross multiply
    863,781.57x = 1,295,672.11 × 463,872.22
  4. Step 4: Simplify right side
    863,781.57x = 601,026,293,658.92
  5. Step 5: Solve for x
    x = 601,026,293,658.92/863,781.57
  6. Step 6: Final answer
    x = 695,808.19

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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.