Home / 339,747.54-468,839.64-186,784.62

Finding the Fourth Proportional to 339,747.54, 468,839.64 and 186,784.62

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Solution

The fourth proportional to 339,747.54, 468,839.64 and 186,784.62 is: 257,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,747.54 : 468,839.64 = 186,784.62 : x
  2. Step 2: Convert to fraction form
    339,747.54/468,839.64 = 186,784.62/x
  3. Step 3: Cross multiply
    339,747.54x = 468,839.64 × 186,784.62
  4. Step 4: Simplify right side
    339,747.54x = 87,572,033,998.34
  5. Step 5: Solve for x
    x = 87,572,033,998.34/339,747.54
  6. Step 6: Final answer
    x = 257,756.20

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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.