Home / 535,266.90-802,858.64-198,148.95

Finding the Fourth Proportional to 535,266.90, 802,858.64 and 198,148.95

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Solution

The fourth proportional to 535,266.90, 802,858.64 and 198,148.95 is: 297,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,266.90 : 802,858.64 = 198,148.95 : x
  2. Step 2: Convert to fraction form
    535,266.90/802,858.64 = 198,148.95/x
  3. Step 3: Cross multiply
    535,266.90x = 802,858.64 × 198,148.95
  4. Step 4: Simplify right side
    535,266.90x = 159,085,595,523.68
  5. Step 5: Solve for x
    x = 159,085,595,523.68/535,266.90
  6. Step 6: Final answer
    x = 297,207.98

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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.