Home / 543,951.46-815,927.04-169,974.46

Finding the Fourth Proportional to 543,951.46, 815,927.04 and 169,974.46

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Solution

The fourth proportional to 543,951.46, 815,927.04 and 169,974.46 is: 254,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,951.46 : 815,927.04 = 169,974.46 : x
  2. Step 2: Convert to fraction form
    543,951.46/815,927.04 = 169,974.46/x
  3. Step 3: Cross multiply
    543,951.46x = 815,927.04 × 169,974.46
  4. Step 4: Simplify right side
    543,951.46x = 138,686,758,023.40
  5. Step 5: Solve for x
    x = 138,686,758,023.40/543,951.46
  6. Step 6: Final answer
    x = 254,961.64

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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.