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Finding the Fourth Proportional to 432,604.01, 648,479.54 and 151,924.43

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Solution

The fourth proportional to 432,604.01, 648,479.54 and 151,924.43 is: 227,736.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,604.01 : 648,479.54 = 151,924.43 : x
  2. Step 2: Convert to fraction form
    432,604.01/648,479.54 = 151,924.43/x
  3. Step 3: Cross multiply
    432,604.01x = 648,479.54 × 151,924.43
  4. Step 4: Simplify right side
    432,604.01x = 98,519,886,482.17
  5. Step 5: Solve for x
    x = 98,519,886,482.17/432,604.01
  6. Step 6: Final answer
    x = 227,736.88

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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.