Home / 806,705.49-1,113,211.30-444,058.52

Finding the Fourth Proportional to 806,705.49, 1,113,211.30 and 444,058.52

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Solution

The fourth proportional to 806,705.49, 1,113,211.30 and 444,058.52 is: 612,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,705.49 : 1,113,211.30 = 444,058.52 : x
  2. Step 2: Convert to fraction form
    806,705.49/1,113,211.30 = 444,058.52/x
  3. Step 3: Cross multiply
    806,705.49x = 1,113,211.30 × 444,058.52
  4. Step 4: Simplify right side
    806,705.49x = 494,330,962,325.28
  5. Step 5: Solve for x
    x = 494,330,962,325.28/806,705.49
  6. Step 6: Final answer
    x = 612,777.49

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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.