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Finding the Fourth Proportional to 454,000.98, 626,515.47 and 250,048.02

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Solution

The fourth proportional to 454,000.98, 626,515.47 and 250,048.02 is: 345,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,000.98 : 626,515.47 = 250,048.02 : x
  2. Step 2: Convert to fraction form
    454,000.98/626,515.47 = 250,048.02/x
  3. Step 3: Cross multiply
    454,000.98x = 626,515.47 × 250,048.02
  4. Step 4: Simplify right side
    454,000.98x = 156,658,952,772.87
  5. Step 5: Solve for x
    x = 156,658,952,772.87/454,000.98
  6. Step 6: Final answer
    x = 345,063.03

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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.