Home / 945,860.41-1,305,315.05-516,168.22

Finding the Fourth Proportional to 945,860.41, 1,305,315.05 and 516,168.22

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Solution

The fourth proportional to 945,860.41, 1,305,315.05 and 516,168.22 is: 712,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,860.41 : 1,305,315.05 = 516,168.22 : x
  2. Step 2: Convert to fraction form
    945,860.41/1,305,315.05 = 516,168.22/x
  3. Step 3: Cross multiply
    945,860.41x = 1,305,315.05 × 516,168.22
  4. Step 4: Simplify right side
    945,860.41x = 673,762,149,075.69
  5. Step 5: Solve for x
    x = 673,762,149,075.69/945,860.41
  6. Step 6: Final answer
    x = 712,327.25

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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.