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Finding the Fourth Proportional to 365,543.04, 548,308.80 and 116,221.44

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Solution

The fourth proportional to 365,543.04, 548,308.80 and 116,221.44 is: 174,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,543.04 : 548,308.80 = 116,221.44 : x
  2. Step 2: Convert to fraction form
    365,543.04/548,308.80 = 116,221.44/x
  3. Step 3: Cross multiply
    365,543.04x = 548,308.80 × 116,221.44
  4. Step 4: Simplify right side
    365,543.04x = 63,725,238,300.67
  5. Step 5: Solve for x
    x = 63,725,238,300.67/365,543.04
  6. Step 6: Final answer
    x = 174,330.33

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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.