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Finding the Fourth Proportional to 326,880.40, 451,092.24 and 183,637.40

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Solution

The fourth proportional to 326,880.40, 451,092.24 and 183,637.40 is: 253,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,880.40 : 451,092.24 = 183,637.40 : x
  2. Step 2: Convert to fraction form
    326,880.40/451,092.24 = 183,637.40/x
  3. Step 3: Cross multiply
    326,880.40x = 451,092.24 × 183,637.40
  4. Step 4: Simplify right side
    326,880.40x = 82,837,406,113.78
  5. Step 5: Solve for x
    x = 82,837,406,113.78/326,880.40
  6. Step 6: Final answer
    x = 253,418.09

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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.