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Finding the Fourth Proportional to 444,120.04, 612,814.18 and 253,133.80

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Solution

The fourth proportional to 444,120.04, 612,814.18 and 253,133.80 is: 349,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,120.04 : 612,814.18 = 253,133.80 : x
  2. Step 2: Convert to fraction form
    444,120.04/612,814.18 = 253,133.80/x
  3. Step 3: Cross multiply
    444,120.04x = 612,814.18 × 253,133.80
  4. Step 4: Simplify right side
    444,120.04x = 155,123,982,077.28
  5. Step 5: Solve for x
    x = 155,123,982,077.28/444,120.04
  6. Step 6: Final answer
    x = 349,283.91

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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.