Home / 448,143.09-618,453.11-244,210.82

Finding the Fourth Proportional to 448,143.09, 618,453.11 and 244,210.82

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Solution

The fourth proportional to 448,143.09, 618,453.11 and 244,210.82 is: 337,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,143.09 : 618,453.11 = 244,210.82 : x
  2. Step 2: Convert to fraction form
    448,143.09/618,453.11 = 244,210.82/x
  3. Step 3: Cross multiply
    448,143.09x = 618,453.11 × 244,210.82
  4. Step 4: Simplify right side
    448,143.09x = 151,032,936,811.33
  5. Step 5: Solve for x
    x = 151,032,936,811.33/448,143.09
  6. Step 6: Final answer
    x = 337,019.45

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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.