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Finding the Fourth Proportional to 454,666.27, 627,329.73 and 293,486.80

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Solution

The fourth proportional to 454,666.27, 627,329.73 and 293,486.80 is: 404,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,666.27 : 627,329.73 = 293,486.80 : x
  2. Step 2: Convert to fraction form
    454,666.27/627,329.73 = 293,486.80/x
  3. Step 3: Cross multiply
    454,666.27x = 627,329.73 × 293,486.80
  4. Step 4: Simplify right side
    454,666.27x = 184,112,995,002.56
  5. Step 5: Solve for x
    x = 184,112,995,002.56/454,666.27
  6. Step 6: Final answer
    x = 404,940.96

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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.