Home / 770,277.96-1,062,991.62-430,764.84

Finding the Fourth Proportional to 770,277.96, 1,062,991.62 and 430,764.84

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Solution

The fourth proportional to 770,277.96, 1,062,991.62 and 430,764.84 is: 594,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,277.96 : 1,062,991.62 = 430,764.84 : x
  2. Step 2: Convert to fraction form
    770,277.96/1,062,991.62 = 430,764.84/x
  3. Step 3: Cross multiply
    770,277.96x = 1,062,991.62 × 430,764.84
  4. Step 4: Simplify right side
    770,277.96x = 457,899,415,110.64
  5. Step 5: Solve for x
    x = 457,899,415,110.64/770,277.96
  6. Step 6: Final answer
    x = 594,459.97

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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.