Home / 535,512.09-803,235.27-219,960.81

Finding the Fourth Proportional to 535,512.09, 803,235.27 and 219,960.81

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Solution

The fourth proportional to 535,512.09, 803,235.27 and 219,960.81 is: 329,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,512.09 : 803,235.27 = 219,960.81 : x
  2. Step 2: Convert to fraction form
    535,512.09/803,235.27 = 219,960.81/x
  3. Step 3: Cross multiply
    535,512.09x = 803,235.27 × 219,960.81
  4. Step 4: Simplify right side
    535,512.09x = 176,680,280,609.77
  5. Step 5: Solve for x
    x = 176,680,280,609.77/535,512.09
  6. Step 6: Final answer
    x = 329,927.72

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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.