Home / 705,860.23-1,058,702.80-417,843.25

Finding the Fourth Proportional to 705,860.23, 1,058,702.80 and 417,843.25

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Solution

The fourth proportional to 705,860.23, 1,058,702.80 and 417,843.25 is: 626,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,860.23 : 1,058,702.80 = 417,843.25 : x
  2. Step 2: Convert to fraction form
    705,860.23/1,058,702.80 = 417,843.25/x
  3. Step 3: Cross multiply
    705,860.23x = 1,058,702.80 × 417,843.25
  4. Step 4: Simplify right side
    705,860.23x = 442,371,818,736.10
  5. Step 5: Solve for x
    x = 442,371,818,736.10/705,860.23
  6. Step 6: Final answer
    x = 626,713.05

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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.