Home / 436,295.57-654,611.02-152,016.55

Finding the Fourth Proportional to 436,295.57, 654,611.02 and 152,016.55

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Solution

The fourth proportional to 436,295.57, 654,611.02 and 152,016.55 is: 228,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,295.57 : 654,611.02 = 152,016.55 : x
  2. Step 2: Convert to fraction form
    436,295.57/654,611.02 = 152,016.55/x
  3. Step 3: Cross multiply
    436,295.57x = 654,611.02 × 152,016.55
  4. Step 4: Simplify right side
    436,295.57x = 99,511,706,835.81
  5. Step 5: Solve for x
    x = 99,511,706,835.81/436,295.57
  6. Step 6: Final answer
    x = 228,083.24

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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.