Home / 450,986.56-622,327.20-249,778.24

Finding the Fourth Proportional to 450,986.56, 622,327.20 and 249,778.24

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Solution

The fourth proportional to 450,986.56, 622,327.20 and 249,778.24 is: 344,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,986.56 : 622,327.20 = 249,778.24 : x
  2. Step 2: Convert to fraction form
    450,986.56/622,327.20 = 249,778.24/x
  3. Step 3: Cross multiply
    450,986.56x = 622,327.20 × 249,778.24
  4. Step 4: Simplify right side
    450,986.56x = 155,443,792,720.13
  5. Step 5: Solve for x
    x = 155,443,792,720.13/450,986.56
  6. Step 6: Final answer
    x = 344,675.00

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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.