Home / 320,696.10-442,554.30-177,462.18

Finding the Fourth Proportional to 320,696.10, 442,554.30 and 177,462.18

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Solution

The fourth proportional to 320,696.10, 442,554.30 and 177,462.18 is: 244,894.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,696.10 : 442,554.30 = 177,462.18 : x
  2. Step 2: Convert to fraction form
    320,696.10/442,554.30 = 177,462.18/x
  3. Step 3: Cross multiply
    320,696.10x = 442,554.30 × 177,462.18
  4. Step 4: Simplify right side
    320,696.10x = 78,536,650,846.37
  5. Step 5: Solve for x
    x = 78,536,650,846.37/320,696.10
  6. Step 6: Final answer
    x = 244,894.31

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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.