Home / 535,269.90-802,863.12-198,151.95

Finding the Fourth Proportional to 535,269.90, 802,863.12 and 198,151.95

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Solution

The fourth proportional to 535,269.90, 802,863.12 and 198,151.95 is: 297,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,269.90 : 802,863.12 = 198,151.95 : x
  2. Step 2: Convert to fraction form
    535,269.90/802,863.12 = 198,151.95/x
  3. Step 3: Cross multiply
    535,269.90x = 802,863.12 × 198,151.95
  4. Step 4: Simplify right side
    535,269.90x = 159,088,892,811.08
  5. Step 5: Solve for x
    x = 159,088,892,811.08/535,269.90
  6. Step 6: Final answer
    x = 297,212.48

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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.