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Finding the Fourth Proportional to 543,950.85, 750,607.06 and 298,922.73

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Solution

The fourth proportional to 543,950.85, 750,607.06 and 298,922.73 is: 412,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,950.85 : 750,607.06 = 298,922.73 : x
  2. Step 2: Convert to fraction form
    543,950.85/750,607.06 = 298,922.73/x
  3. Step 3: Cross multiply
    543,950.85x = 750,607.06 × 298,922.73
  4. Step 4: Simplify right side
    543,950.85x = 224,373,511,532.47
  5. Step 5: Solve for x
    x = 224,373,511,532.47/543,950.85
  6. Step 6: Final answer
    x = 412,488.58

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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.