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Finding the Fourth Proportional to 295,597.10, 443,266.05 and 118,045.10

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Solution

The fourth proportional to 295,597.10, 443,266.05 and 118,045.10 is: 177,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,597.10 : 443,266.05 = 118,045.10 : x
  2. Step 2: Convert to fraction form
    295,597.10/443,266.05 = 118,045.10/x
  3. Step 3: Cross multiply
    295,597.10x = 443,266.05 × 118,045.10
  4. Step 4: Simplify right side
    295,597.10x = 52,325,385,198.86
  5. Step 5: Solve for x
    x = 52,325,385,198.86/295,597.10
  6. Step 6: Final answer
    x = 177,015.89

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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.