Home / 919,069.20-1,377,048.60-603,363.60

Finding the Fourth Proportional to 919,069.20, 1,377,048.60 and 603,363.60

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Solution

The fourth proportional to 919,069.20, 1,377,048.60 and 603,363.60 is: 904,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,069.20 : 1,377,048.60 = 603,363.60 : x
  2. Step 2: Convert to fraction form
    919,069.20/1,377,048.60 = 603,363.60/x
  3. Step 3: Cross multiply
    919,069.20x = 1,377,048.60 × 603,363.60
  4. Step 4: Simplify right side
    919,069.20x = 830,861,000,670.96
  5. Step 5: Solve for x
    x = 830,861,000,670.96/919,069.20
  6. Step 6: Final answer
    x = 904,024.42

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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.