Home / 535,128.40-802,126.96-197,952.52

Finding the Fourth Proportional to 535,128.40, 802,126.96 and 197,952.52

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Solution

The fourth proportional to 535,128.40, 802,126.96 and 197,952.52 is: 296,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,128.40 : 802,126.96 = 197,952.52 : x
  2. Step 2: Convert to fraction form
    535,128.40/802,126.96 = 197,952.52/x
  3. Step 3: Cross multiply
    535,128.40x = 802,126.96 × 197,952.52
  4. Step 4: Simplify right side
    535,128.40x = 158,783,053,091.94
  5. Step 5: Solve for x
    x = 158,783,053,091.94/535,128.40
  6. Step 6: Final answer
    x = 296,719.54

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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.