Home / 704,846.80-1,057,270.20-172,360.90

Finding the Fourth Proportional to 704,846.80, 1,057,270.20 and 172,360.90

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Solution

The fourth proportional to 704,846.80, 1,057,270.20 and 172,360.90 is: 258,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,846.80 : 1,057,270.20 = 172,360.90 : x
  2. Step 2: Convert to fraction form
    704,846.80/1,057,270.20 = 172,360.90/x
  3. Step 3: Cross multiply
    704,846.80x = 1,057,270.20 × 172,360.90
  4. Step 4: Simplify right side
    704,846.80x = 182,232,043,215.18
  5. Step 5: Solve for x
    x = 182,232,043,215.18/704,846.80
  6. Step 6: Final answer
    x = 258,541.35

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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.