Home / 453,748.32-680,622.56-187,216

Finding the Fourth Proportional to 453,748.32, 680,622.56 and 187,216

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Solution

The fourth proportional to 453,748.32, 680,622.56 and 187,216 is: 280,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,748.32 : 680,622.56 = 187,216 : x
  2. Step 2: Convert to fraction form
    453,748.32/680,622.56 = 187,216/x
  3. Step 3: Cross multiply
    453,748.32x = 680,622.56 × 187,216
  4. Step 4: Simplify right side
    453,748.32x = 127,423,433,192.96
  5. Step 5: Solve for x
    x = 127,423,433,192.96/453,748.32
  6. Step 6: Final answer
    x = 280,824.03

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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.