Home / 705,805.16-1,058,711.30-173,326.40

Finding the Fourth Proportional to 705,805.16, 1,058,711.30 and 173,326.40

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Solution

The fourth proportional to 705,805.16, 1,058,711.30 and 173,326.40 is: 259,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,805.16 : 1,058,711.30 = 173,326.40 : x
  2. Step 2: Convert to fraction form
    705,805.16/1,058,711.30 = 173,326.40/x
  3. Step 3: Cross multiply
    705,805.16x = 1,058,711.30 × 173,326.40
  4. Step 4: Simplify right side
    705,805.16x = 183,502,618,268.32
  5. Step 5: Solve for x
    x = 183,502,618,268.32/705,805.16
  6. Step 6: Final answer
    x = 259,990.47

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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.