Home / 328,187.14-453,010.20-192,264.46

Finding the Fourth Proportional to 328,187.14, 453,010.20 and 192,264.46

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Solution

The fourth proportional to 328,187.14, 453,010.20 and 192,264.46 is: 265,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,187.14 : 453,010.20 = 192,264.46 : x
  2. Step 2: Convert to fraction form
    328,187.14/453,010.20 = 192,264.46/x
  3. Step 3: Cross multiply
    328,187.14x = 453,010.20 × 192,264.46
  4. Step 4: Simplify right side
    328,187.14x = 87,097,761,477.49
  5. Step 5: Solve for x
    x = 87,097,761,477.49/328,187.14
  6. Step 6: Final answer
    x = 265,390.54

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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.