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Finding the Fourth Proportional to 265,810.62, 397,021.53 and 240,471.24

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Solution

The fourth proportional to 265,810.62, 397,021.53 and 240,471.24 is: 359,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,810.62 : 397,021.53 = 240,471.24 : x
  2. Step 2: Convert to fraction form
    265,810.62/397,021.53 = 240,471.24/x
  3. Step 3: Cross multiply
    265,810.62x = 397,021.53 × 240,471.24
  4. Step 4: Simplify right side
    265,810.62x = 95,472,259,625.80
  5. Step 5: Solve for x
    x = 95,472,259,625.80/265,810.62
  6. Step 6: Final answer
    x = 359,173.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.