Home / 685,043.73-1,027,569.84-179,600.16

Finding the Fourth Proportional to 685,043.73, 1,027,569.84 and 179,600.16

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Solution

The fourth proportional to 685,043.73, 1,027,569.84 and 179,600.16 is: 269,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,043.73 : 1,027,569.84 = 179,600.16 : x
  2. Step 2: Convert to fraction form
    685,043.73/1,027,569.84 = 179,600.16/x
  3. Step 3: Cross multiply
    685,043.73x = 1,027,569.84 × 179,600.16
  4. Step 4: Simplify right side
    685,043.73x = 184,551,707,675.17
  5. Step 5: Solve for x
    x = 184,551,707,675.17/685,043.73
  6. Step 6: Final answer
    x = 269,401.35

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1.5x scale

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.