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Finding the Fourth Proportional to 364,856.81, 547,621.56 and 185,068.40

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Solution

The fourth proportional to 364,856.81, 547,621.56 and 185,068.40 is: 277,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,856.81 : 547,621.56 = 185,068.40 : x
  2. Step 2: Convert to fraction form
    364,856.81/547,621.56 = 185,068.40/x
  3. Step 3: Cross multiply
    364,856.81x = 547,621.56 × 185,068.40
  4. Step 4: Simplify right side
    364,856.81x = 101,347,443,176.60
  5. Step 5: Solve for x
    x = 101,347,443,176.60/364,856.81
  6. Step 6: Final answer
    x = 277,773.20

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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.