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Finding the Fourth Proportional to 364,276.52, 546,283.56 and 153,930.86

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Solution

The fourth proportional to 364,276.52, 546,283.56 and 153,930.86 is: 230,840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,276.52 : 546,283.56 = 153,930.86 : x
  2. Step 2: Convert to fraction form
    364,276.52/546,283.56 = 153,930.86/x
  3. Step 3: Cross multiply
    364,276.52x = 546,283.56 × 153,930.86
  4. Step 4: Simplify right side
    364,276.52x = 84,089,898,194.66
  5. Step 5: Solve for x
    x = 84,089,898,194.66/364,276.52
  6. Step 6: Final answer
    x = 230,840.84

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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.