Home / 374,683.31-517,067.04-204,913.79

Finding the Fourth Proportional to 374,683.31, 517,067.04 and 204,913.79

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Solution

The fourth proportional to 374,683.31, 517,067.04 and 204,913.79 is: 282,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,683.31 : 517,067.04 = 204,913.79 : x
  2. Step 2: Convert to fraction form
    374,683.31/517,067.04 = 204,913.79/x
  3. Step 3: Cross multiply
    374,683.31x = 517,067.04 × 204,913.79
  4. Step 4: Simplify right side
    374,683.31x = 105,954,164,265.15
  5. Step 5: Solve for x
    x = 105,954,164,265.15/374,683.31
  6. Step 6: Final answer
    x = 282,783.25

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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.