Home / 609,741.20-914,611.80-410,675.60

Finding the Fourth Proportional to 609,741.20, 914,611.80 and 410,675.60

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Solution

The fourth proportional to 609,741.20, 914,611.80 and 410,675.60 is: 616,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,741.20 : 914,611.80 = 410,675.60 : x
  2. Step 2: Convert to fraction form
    609,741.20/914,611.80 = 410,675.60/x
  3. Step 3: Cross multiply
    609,741.20x = 914,611.80 × 410,675.60
  4. Step 4: Simplify right side
    609,741.20x = 375,608,749,732.08
  5. Step 5: Solve for x
    x = 375,608,749,732.08/609,741.20
  6. Step 6: Final answer
    x = 616,013.40

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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.