Home / 320,108.84-441,738.90-176,866.28

Finding the Fourth Proportional to 320,108.84, 441,738.90 and 176,866.28

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Solution

The fourth proportional to 320,108.84, 441,738.90 and 176,866.28 is: 244,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,108.84 : 441,738.90 = 176,866.28 : x
  2. Step 2: Convert to fraction form
    320,108.84/441,738.90 = 176,866.28/x
  3. Step 3: Cross multiply
    320,108.84x = 441,738.90 × 176,866.28
  4. Step 4: Simplify right side
    320,108.84x = 78,128,715,974.29
  5. Step 5: Solve for x
    x = 78,128,715,974.29/320,108.84
  6. Step 6: Final answer
    x = 244,069.22

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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.