Home / 705,005.04-1,057,502.52-172,533.72

Finding the Fourth Proportional to 705,005.04, 1,057,502.52 and 172,533.72

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Solution

The fourth proportional to 705,005.04, 1,057,502.52 and 172,533.72 is: 258,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,005.04 : 1,057,502.52 = 172,533.72 : x
  2. Step 2: Convert to fraction form
    705,005.04/1,057,502.52 = 172,533.72/x
  3. Step 3: Cross multiply
    705,005.04x = 1,057,502.52 × 172,533.72
  4. Step 4: Simplify right side
    705,005.04x = 182,454,843,684.97
  5. Step 5: Solve for x
    x = 182,454,843,684.97/705,005.04
  6. Step 6: Final answer
    x = 258,799.35

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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.