Home / 579,172.52-799,258.32-352,818.02

Finding the Fourth Proportional to 579,172.52, 799,258.32 and 352,818.02

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Solution

The fourth proportional to 579,172.52, 799,258.32 and 352,818.02 is: 486,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,172.52 : 799,258.32 = 352,818.02 : x
  2. Step 2: Convert to fraction form
    579,172.52/799,258.32 = 352,818.02/x
  3. Step 3: Cross multiply
    579,172.52x = 799,258.32 × 352,818.02
  4. Step 4: Simplify right side
    579,172.52x = 281,992,737,930.93
  5. Step 5: Solve for x
    x = 281,992,737,930.93/579,172.52
  6. Step 6: Final answer
    x = 486,889.02

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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.