Home / 404,021.28-557,516.58-234,266.34

Finding the Fourth Proportional to 404,021.28, 557,516.58 and 234,266.34

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Solution

The fourth proportional to 404,021.28, 557,516.58 and 234,266.34 is: 323,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,021.28 : 557,516.58 = 234,266.34 : x
  2. Step 2: Convert to fraction form
    404,021.28/557,516.58 = 234,266.34/x
  3. Step 3: Cross multiply
    404,021.28x = 557,516.58 × 234,266.34
  4. Step 4: Simplify right side
    404,021.28x = 130,607,368,685.92
  5. Step 5: Solve for x
    x = 130,607,368,685.92/404,021.28
  6. Step 6: Final answer
    x = 323,268.54

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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.