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Finding the Fourth Proportional to 326,885.00, 450,941.11 and 205,968.20

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Solution

The fourth proportional to 326,885.00, 450,941.11 and 205,968.20 is: 284,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,885.00 : 450,941.11 = 205,968.20 : x
  2. Step 2: Convert to fraction form
    326,885.00/450,941.11 = 205,968.20/x
  3. Step 3: Cross multiply
    326,885.00x = 450,941.11 × 205,968.20
  4. Step 4: Simplify right side
    326,885.00x = 92,879,525,963.08
  5. Step 5: Solve for x
    x = 92,879,525,963.08/326,885.00
  6. Step 6: Final answer
    x = 284,135.18

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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.