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Finding the Fourth Proportional to 265,117.85, 365,868.89 and 150,404.23

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Solution

The fourth proportional to 265,117.85, 365,868.89 and 150,404.23 is: 207,561.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,117.85 : 365,868.89 = 150,404.23 : x
  2. Step 2: Convert to fraction form
    265,117.85/365,868.89 = 150,404.23/x
  3. Step 3: Cross multiply
    265,117.85x = 365,868.89 × 150,404.23
  4. Step 4: Simplify right side
    265,117.85x = 55,028,228,950.74
  5. Step 5: Solve for x
    x = 55,028,228,950.74/265,117.85
  6. Step 6: Final answer
    x = 207,561.39

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1.5x scale

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.