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Finding the Fourth Proportional to 441,571.50, 609,368.67 and 240,367.50

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Solution

The fourth proportional to 441,571.50, 609,368.67 and 240,367.50 is: 331,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,571.50 : 609,368.67 = 240,367.50 : x
  2. Step 2: Convert to fraction form
    441,571.50/609,368.67 = 240,367.50/x
  3. Step 3: Cross multiply
    441,571.50x = 609,368.67 × 240,367.50
  4. Step 4: Simplify right side
    441,571.50x = 146,472,423,786.23
  5. Step 5: Solve for x
    x = 146,472,423,786.23/441,571.50
  6. Step 6: Final answer
    x = 331,707.15

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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.