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Finding the Fourth Proportional to 248,322.48, 372,483.72 and 204,368.88

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Solution

The fourth proportional to 248,322.48, 372,483.72 and 204,368.88 is: 306,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,322.48 : 372,483.72 = 204,368.88 : x
  2. Step 2: Convert to fraction form
    248,322.48/372,483.72 = 204,368.88/x
  3. Step 3: Cross multiply
    248,322.48x = 372,483.72 × 204,368.88
  4. Step 4: Simplify right side
    248,322.48x = 76,124,080,674.63
  5. Step 5: Solve for x
    x = 76,124,080,674.63/248,322.48
  6. Step 6: Final answer
    x = 306,553.32

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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.