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Finding the Fourth Proportional to 284,682.77, 426,878.91 and 95,074.83

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Solution

The fourth proportional to 284,682.77, 426,878.91 and 95,074.83 is: 142,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,682.77 : 426,878.91 = 95,074.83 : x
  2. Step 2: Convert to fraction form
    284,682.77/426,878.91 = 95,074.83/x
  3. Step 3: Cross multiply
    284,682.77x = 426,878.91 × 95,074.83
  4. Step 4: Simplify right side
    284,682.77x = 40,585,439,798.84
  5. Step 5: Solve for x
    x = 40,585,439,798.84/284,682.77
  6. Step 6: Final answer
    x = 142,563.74

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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.