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Finding the Fourth Proportional to 383,955.90, 576,193.05 and 250,511.10

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Solution

The fourth proportional to 383,955.90, 576,193.05 and 250,511.10 is: 375,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,955.90 : 576,193.05 = 250,511.10 : x
  2. Step 2: Convert to fraction form
    383,955.90/576,193.05 = 250,511.10/x
  3. Step 3: Cross multiply
    383,955.90x = 576,193.05 × 250,511.10
  4. Step 4: Simplify right side
    383,955.90x = 144,342,754,767.86
  5. Step 5: Solve for x
    x = 144,342,754,767.86/383,955.90
  6. Step 6: Final answer
    x = 375,935.76

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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.