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Finding the Fourth Proportional to 304,525.64, 456,818.88 and 104,819.60

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Solution

The fourth proportional to 304,525.64, 456,818.88 and 104,819.60 is: 157,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,525.64 : 456,818.88 = 104,819.60 : x
  2. Step 2: Convert to fraction form
    304,525.64/456,818.88 = 104,819.60/x
  3. Step 3: Cross multiply
    304,525.64x = 456,818.88 × 104,819.60
  4. Step 4: Simplify right side
    304,525.64x = 47,883,572,274.05
  5. Step 5: Solve for x
    x = 47,883,572,274.05/304,525.64
  6. Step 6: Final answer
    x = 157,239.87

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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.