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Finding the Fourth Proportional to 264,101.70, 396,152.55 and 251,199.30

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Solution

The fourth proportional to 264,101.70, 396,152.55 and 251,199.30 is: 376,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,101.70 : 396,152.55 = 251,199.30 : x
  2. Step 2: Convert to fraction form
    264,101.70/396,152.55 = 251,199.30/x
  3. Step 3: Cross multiply
    264,101.70x = 396,152.55 × 251,199.30
  4. Step 4: Simplify right side
    264,101.70x = 99,513,243,253.22
  5. Step 5: Solve for x
    x = 99,513,243,253.22/264,101.70
  6. Step 6: Final answer
    x = 376,798.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.