Home / 448,133.43-618,416.31-244,186.05

Finding the Fourth Proportional to 448,133.43, 618,416.31 and 244,186.05

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Solution

The fourth proportional to 448,133.43, 618,416.31 and 244,186.05 is: 336,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,133.43 : 618,416.31 = 244,186.05 : x
  2. Step 2: Convert to fraction form
    448,133.43/618,416.31 = 244,186.05/x
  3. Step 3: Cross multiply
    448,133.43x = 618,416.31 × 244,186.05
  4. Step 4: Simplify right side
    448,133.43x = 151,008,635,994.48
  5. Step 5: Solve for x
    x = 151,008,635,994.48/448,133.43
  6. Step 6: Final answer
    x = 336,972.49

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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.