Home / 450,971.03-622,315.95-247,011.41

Finding the Fourth Proportional to 450,971.03, 622,315.95 and 247,011.41

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Solution

The fourth proportional to 450,971.03, 622,315.95 and 247,011.41 is: 340,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,971.03 : 622,315.95 = 247,011.41 : x
  2. Step 2: Convert to fraction form
    450,971.03/622,315.95 = 247,011.41/x
  3. Step 3: Cross multiply
    450,971.03x = 622,315.95 × 247,011.41
  4. Step 4: Simplify right side
    450,971.03x = 153,719,137,163.41
  5. Step 5: Solve for x
    x = 153,719,137,163.41/450,971.03
  6. Step 6: Final answer
    x = 340,862.56

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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.