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Finding the Fourth Proportional to 454,000.16, 626,512.44 and 250,070.16

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Solution

The fourth proportional to 454,000.16, 626,512.44 and 250,070.16 is: 345,092.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,000.16 : 626,512.44 = 250,070.16 : x
  2. Step 2: Convert to fraction form
    454,000.16/626,512.44 = 250,070.16/x
  3. Step 3: Cross multiply
    454,000.16x = 626,512.44 × 250,070.16
  4. Step 4: Simplify right side
    454,000.16x = 156,672,066,112.79
  5. Step 5: Solve for x
    x = 156,672,066,112.79/454,000.16
  6. Step 6: Final answer
    x = 345,092.54

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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.