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Finding the Fourth Proportional to 364,274.52, 546,280.56 and 153,928.86

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Solution

The fourth proportional to 364,274.52, 546,280.56 and 153,928.86 is: 230,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,274.52 : 546,280.56 = 153,928.86 : x
  2. Step 2: Convert to fraction form
    364,274.52/546,280.56 = 153,928.86/x
  3. Step 3: Cross multiply
    364,274.52x = 546,280.56 × 153,928.86
  4. Step 4: Simplify right side
    364,274.52x = 84,088,343,840.96
  5. Step 5: Solve for x
    x = 84,088,343,840.96/364,274.52
  6. Step 6: Final answer
    x = 230,837.84

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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.