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Finding the Fourth Proportional to 265,395.70, 366,242.34 and 150,673.42

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Solution

The fourth proportional to 265,395.70, 366,242.34 and 150,673.42 is: 207,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,395.70 : 366,242.34 = 150,673.42 : x
  2. Step 2: Convert to fraction form
    265,395.70/366,242.34 = 150,673.42/x
  3. Step 3: Cross multiply
    265,395.70x = 366,242.34 × 150,673.42
  4. Step 4: Simplify right side
    265,395.70x = 55,182,985,916.60
  5. Step 5: Solve for x
    x = 55,182,985,916.60/265,395.70
  6. Step 6: Final answer
    x = 207,927.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.