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Finding the Fourth Proportional to 468,457.34, 702,685.91 and 255,404.44

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Solution

The fourth proportional to 468,457.34, 702,685.91 and 255,404.44 is: 383,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,457.34 : 702,685.91 = 255,404.44 : x
  2. Step 2: Convert to fraction form
    468,457.34/702,685.91 = 255,404.44/x
  3. Step 3: Cross multiply
    468,457.34x = 702,685.91 × 255,404.44
  4. Step 4: Simplify right side
    468,457.34x = 179,469,101,339.44
  5. Step 5: Solve for x
    x = 179,469,101,339.44/468,457.34
  6. Step 6: Final answer
    x = 383,106.61

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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.