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Finding the Fourth Proportional to 444,920.50, 614,075.61 and 347,932.18

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Solution

The fourth proportional to 444,920.50, 614,075.61 and 347,932.18 is: 480,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,920.50 : 614,075.61 = 347,932.18 : x
  2. Step 2: Convert to fraction form
    444,920.50/614,075.61 = 347,932.18/x
  3. Step 3: Cross multiply
    444,920.50x = 614,075.61 × 347,932.18
  4. Step 4: Simplify right side
    444,920.50x = 213,656,665,672.13
  5. Step 5: Solve for x
    x = 213,656,665,672.13/444,920.50
  6. Step 6: Final answer
    x = 480,213.13

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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.