Home / 895,058.25-1,235,180.43-492,650.25

Finding the Fourth Proportional to 895,058.25, 1,235,180.43 and 492,650.25

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Solution

The fourth proportional to 895,058.25, 1,235,180.43 and 492,650.25 is: 679,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,058.25 : 1,235,180.43 = 492,650.25 : x
  2. Step 2: Convert to fraction form
    895,058.25/1,235,180.43 = 492,650.25/x
  3. Step 3: Cross multiply
    895,058.25x = 1,235,180.43 × 492,650.25
  4. Step 4: Simplify right side
    895,058.25x = 608,511,947,634.61
  5. Step 5: Solve for x
    x = 608,511,947,634.61/895,058.25
  6. Step 6: Final answer
    x = 679,857.37

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.