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Finding the Fourth Proportional to 444,776.85, 613,836.08 and 253,818.95

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Solution

The fourth proportional to 444,776.85, 613,836.08 and 253,818.95 is: 350,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,776.85 : 613,836.08 = 253,818.95 : x
  2. Step 2: Convert to fraction form
    444,776.85/613,836.08 = 253,818.95/x
  3. Step 3: Cross multiply
    444,776.85x = 613,836.08 × 253,818.95
  4. Step 4: Simplify right side
    444,776.85x = 155,803,224,959.44
  5. Step 5: Solve for x
    x = 155,803,224,959.44/444,776.85
  6. Step 6: Final answer
    x = 350,295.27

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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.