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Finding the Fourth Proportional to 424,450.58, 636,606.67 and 124,861.10

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Solution

The fourth proportional to 424,450.58, 636,606.67 and 124,861.10 is: 187,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,450.58 : 636,606.67 = 124,861.10 : x
  2. Step 2: Convert to fraction form
    424,450.58/636,606.67 = 124,861.10/x
  3. Step 3: Cross multiply
    424,450.58x = 636,606.67 × 124,861.10
  4. Step 4: Simplify right side
    424,450.58x = 79,487,409,083.54
  5. Step 5: Solve for x
    x = 79,487,409,083.54/424,450.58
  6. Step 6: Final answer
    x = 187,271.29

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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.