Home / 510,701.55-766,216.35-226,282.20

Finding the Fourth Proportional to 510,701.55, 766,216.35 and 226,282.20

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Solution

The fourth proportional to 510,701.55, 766,216.35 and 226,282.20 is: 339,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,701.55 : 766,216.35 = 226,282.20 : x
  2. Step 2: Convert to fraction form
    510,701.55/766,216.35 = 226,282.20/x
  3. Step 3: Cross multiply
    510,701.55x = 766,216.35 × 226,282.20
  4. Step 4: Simplify right side
    510,701.55x = 173,381,121,353.97
  5. Step 5: Solve for x
    x = 173,381,121,353.97/510,701.55
  6. Step 6: Final answer
    x = 339,495.98

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1.5x scale

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.