Home / 919,073.03-1,268,231.93-531,811.20

Finding the Fourth Proportional to 919,073.03, 1,268,231.93 and 531,811.20

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Solution

The fourth proportional to 919,073.03, 1,268,231.93 and 531,811.20 is: 733,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,073.03 : 1,268,231.93 = 531,811.20 : x
  2. Step 2: Convert to fraction form
    919,073.03/1,268,231.93 = 531,811.20/x
  3. Step 3: Cross multiply
    919,073.03x = 1,268,231.93 × 531,811.20
  4. Step 4: Simplify right side
    919,073.03x = 674,459,944,571.62
  5. Step 5: Solve for x
    x = 674,459,944,571.62/919,073.03
  6. Step 6: Final answer
    x = 733,848.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.