Home / 369,734.72-510,233.88-199,968.80

Finding the Fourth Proportional to 369,734.72, 510,233.88 and 199,968.80

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Solution

The fourth proportional to 369,734.72, 510,233.88 and 199,968.80 is: 275,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,734.72 : 510,233.88 = 199,968.80 : x
  2. Step 2: Convert to fraction form
    369,734.72/510,233.88 = 199,968.80/x
  3. Step 3: Cross multiply
    369,734.72x = 510,233.88 × 199,968.80
  4. Step 4: Simplify right side
    369,734.72x = 102,030,856,702.94
  5. Step 5: Solve for x
    x = 102,030,856,702.94/369,734.72
  6. Step 6: Final answer
    x = 275,956.93

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1.5x scale

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.