Home / 827,665.80-1,241,207.10-295,204.20

Finding the Fourth Proportional to 827,665.80, 1,241,207.10 and 295,204.20

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Solution

The fourth proportional to 827,665.80, 1,241,207.10 and 295,204.20 is: 442,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,665.80 : 1,241,207.10 = 295,204.20 : x
  2. Step 2: Convert to fraction form
    827,665.80/1,241,207.10 = 295,204.20/x
  3. Step 3: Cross multiply
    827,665.80x = 1,241,207.10 × 295,204.20
  4. Step 4: Simplify right side
    827,665.80x = 366,409,548,989.82
  5. Step 5: Solve for x
    x = 366,409,548,989.82/827,665.80
  6. Step 6: Final answer
    x = 442,702.29

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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.