Home / 320,201.10-441,871.20-176,967.18

Finding the Fourth Proportional to 320,201.10, 441,871.20 and 176,967.18

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Solution

The fourth proportional to 320,201.10, 441,871.20 and 176,967.18 is: 244,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,201.10 : 441,871.20 = 176,967.18 : x
  2. Step 2: Convert to fraction form
    320,201.10/441,871.20 = 176,967.18/x
  3. Step 3: Cross multiply
    320,201.10x = 441,871.20 × 176,967.18
  4. Step 4: Simplify right side
    320,201.10x = 78,196,700,187.22
  5. Step 5: Solve for x
    x = 78,196,700,187.22/320,201.10
  6. Step 6: Final answer
    x = 244,211.22

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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.