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Finding the Fourth Proportional to 367,530.96, 550,946.46 and 118,038

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Solution

The fourth proportional to 367,530.96, 550,946.46 and 118,038 is: 176,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,530.96 : 550,946.46 = 118,038 : x
  2. Step 2: Convert to fraction form
    367,530.96/550,946.46 = 118,038/x
  3. Step 3: Cross multiply
    367,530.96x = 550,946.46 × 118,038
  4. Step 4: Simplify right side
    367,530.96x = 65,032,618,245.48
  5. Step 5: Solve for x
    x = 65,032,618,245.48/367,530.96
  6. Step 6: Final answer
    x = 176,944.60

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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.