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Finding the Fourth Proportional to 366,380.55, 549,551.39 and 117,043.11

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Solution

The fourth proportional to 366,380.55, 549,551.39 and 117,043.11 is: 175,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,380.55 : 549,551.39 = 117,043.11 : x
  2. Step 2: Convert to fraction form
    366,380.55/549,551.39 = 117,043.11/x
  3. Step 3: Cross multiply
    366,380.55x = 549,551.39 × 117,043.11
  4. Step 4: Simplify right side
    366,380.55x = 64,321,203,205.21
  5. Step 5: Solve for x
    x = 64,321,203,205.21/366,380.55
  6. Step 6: Final answer
    x = 175,558.45

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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.