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Finding the Fourth Proportional to 364,612.34, 546,681.18 and 151,321.52

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Solution

The fourth proportional to 364,612.34, 546,681.18 and 151,321.52 is: 226,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,612.34 : 546,681.18 = 151,321.52 : x
  2. Step 2: Convert to fraction form
    364,612.34/546,681.18 = 151,321.52/x
  3. Step 3: Cross multiply
    364,612.34x = 546,681.18 × 151,321.52
  4. Step 4: Simplify right side
    364,612.34x = 82,724,627,112.99
  5. Step 5: Solve for x
    x = 82,724,627,112.99/364,612.34
  6. Step 6: Final answer
    x = 226,883.78

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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.