Home / 318,542.54-439,579.11-175,302.38

Finding the Fourth Proportional to 318,542.54, 439,579.11 and 175,302.38

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Solution

The fourth proportional to 318,542.54, 439,579.11 and 175,302.38 is: 241,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,542.54 : 439,579.11 = 175,302.38 : x
  2. Step 2: Convert to fraction form
    318,542.54/439,579.11 = 175,302.38/x
  3. Step 3: Cross multiply
    318,542.54x = 439,579.11 × 175,302.38
  4. Step 4: Simplify right side
    318,542.54x = 77,059,264,181.28
  5. Step 5: Solve for x
    x = 77,059,264,181.28/318,542.54
  6. Step 6: Final answer
    x = 241,912.00

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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.