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Finding the Fourth Proportional to 295,686.41, 443,369.81 and 93,244.33

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Solution

The fourth proportional to 295,686.41, 443,369.81 and 93,244.33 is: 139,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,686.41 : 443,369.81 = 93,244.33 : x
  2. Step 2: Convert to fraction form
    295,686.41/443,369.81 = 93,244.33/x
  3. Step 3: Cross multiply
    295,686.41x = 443,369.81 × 93,244.33
  4. Step 4: Simplify right side
    295,686.41x = 41,341,720,000.36
  5. Step 5: Solve for x
    x = 41,341,720,000.36/295,686.41
  6. Step 6: Final answer
    x = 139,816.10

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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.