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Finding the Fourth Proportional to 295,803.96, 443,386.17 and 118,115.70

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Solution

The fourth proportional to 295,803.96, 443,386.17 and 118,115.70 is: 177,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,803.96 : 443,386.17 = 118,115.70 : x
  2. Step 2: Convert to fraction form
    295,803.96/443,386.17 = 118,115.70/x
  3. Step 3: Cross multiply
    295,803.96x = 443,386.17 × 118,115.70
  4. Step 4: Simplify right side
    295,803.96x = 52,370,867,839.87
  5. Step 5: Solve for x
    x = 52,370,867,839.87/295,803.96
  6. Step 6: Final answer
    x = 177,045.86

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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.