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Finding the Fourth Proportional to 404,751.89, 607,016.94 and 152,012.80

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Solution

The fourth proportional to 404,751.89, 607,016.94 and 152,012.80 is: 227,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,751.89 : 607,016.94 = 152,012.80 : x
  2. Step 2: Convert to fraction form
    404,751.89/607,016.94 = 152,012.80/x
  3. Step 3: Cross multiply
    404,751.89x = 607,016.94 × 152,012.80
  4. Step 4: Simplify right side
    404,751.89x = 92,274,344,885.56
  5. Step 5: Solve for x
    x = 92,274,344,885.56/404,751.89
  6. Step 6: Final answer
    x = 227,977.55

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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.