Home / 864,170.66-1,296,219.06-295,602.60

Finding the Fourth Proportional to 864,170.66, 1,296,219.06 and 295,602.60

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Solution

The fourth proportional to 864,170.66, 1,296,219.06 and 295,602.60 is: 443,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,170.66 : 1,296,219.06 = 295,602.60 : x
  2. Step 2: Convert to fraction form
    864,170.66/1,296,219.06 = 295,602.60/x
  3. Step 3: Cross multiply
    864,170.66x = 1,296,219.06 × 295,602.60
  4. Step 4: Simplify right side
    864,170.66x = 383,165,724,305.56
  5. Step 5: Solve for x
    x = 383,165,724,305.56/864,170.66
  6. Step 6: Final answer
    x = 443,391.27

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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.