Home / 968,115.20-1,452,172.80-613,529.60

Finding the Fourth Proportional to 968,115.20, 1,452,172.80 and 613,529.60

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Solution

The fourth proportional to 968,115.20, 1,452,172.80 and 613,529.60 is: 920,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,115.20 : 1,452,172.80 = 613,529.60 : x
  2. Step 2: Convert to fraction form
    968,115.20/1,452,172.80 = 613,529.60/x
  3. Step 3: Cross multiply
    968,115.20x = 1,452,172.80 × 613,529.60
  4. Step 4: Simplify right side
    968,115.20x = 890,950,997,114.88
  5. Step 5: Solve for x
    x = 890,950,997,114.88/968,115.20
  6. Step 6: Final answer
    x = 920,294.40

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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.