Home / 919,059.60-1,377,034.20-444,723.60

Finding the Fourth Proportional to 919,059.60, 1,377,034.20 and 444,723.60

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Solution

The fourth proportional to 919,059.60, 1,377,034.20 and 444,723.60 is: 666,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,059.60 : 1,377,034.20 = 444,723.60 : x
  2. Step 2: Convert to fraction form
    919,059.60/1,377,034.20 = 444,723.60/x
  3. Step 3: Cross multiply
    919,059.60x = 1,377,034.20 × 444,723.60
  4. Step 4: Simplify right side
    919,059.60x = 612,399,606,747.12
  5. Step 5: Solve for x
    x = 612,399,606,747.12/919,059.60
  6. Step 6: Final answer
    x = 666,332.85

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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.