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Finding the Fourth Proportional to 307,054.32, 460,719.72 and 166,602.48

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Solution

The fourth proportional to 307,054.32, 460,719.72 and 166,602.48 is: 249,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,054.32 : 460,719.72 = 166,602.48 : x
  2. Step 2: Convert to fraction form
    307,054.32/460,719.72 = 166,602.48/x
  3. Step 3: Cross multiply
    307,054.32x = 460,719.72 × 166,602.48
  4. Step 4: Simplify right side
    307,054.32x = 76,757,047,936.91
  5. Step 5: Solve for x
    x = 76,757,047,936.91/307,054.32
  6. Step 6: Final answer
    x = 249,978.73

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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.