Home / 704,979.04-1,057,463.52-172,507.72

Finding the Fourth Proportional to 704,979.04, 1,057,463.52 and 172,507.72

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Solution

The fourth proportional to 704,979.04, 1,057,463.52 and 172,507.72 is: 258,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,979.04 : 1,057,463.52 = 172,507.72 : x
  2. Step 2: Convert to fraction form
    704,979.04/1,057,463.52 = 172,507.72/x
  3. Step 3: Cross multiply
    704,979.04x = 1,057,463.52 × 172,507.72
  4. Step 4: Simplify right side
    704,979.04x = 182,420,620,818.37
  5. Step 5: Solve for x
    x = 182,420,620,818.37/704,979.04
  6. Step 6: Final answer
    x = 258,760.35

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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.