Home / 622,918.80-934,378.20-622,918.80

Finding the Fourth Proportional to 622,918.80, 934,378.20 and 622,918.80

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Solution

The fourth proportional to 622,918.80, 934,378.20 and 622,918.80 is: 934,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,918.80 : 934,378.20 = 622,918.80 : x
  2. Step 2: Convert to fraction form
    622,918.80/934,378.20 = 622,918.80/x
  3. Step 3: Cross multiply
    622,918.80x = 934,378.20 × 622,918.80
  4. Step 4: Simplify right side
    622,918.80x = 582,041,747,090.16
  5. Step 5: Solve for x
    x = 582,041,747,090.16/622,918.80
  6. Step 6: Final answer
    x = 934,378.20

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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.