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Finding the Fourth Proportional to 294,191.63, 441,287.45 and 205,618.13

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Solution

The fourth proportional to 294,191.63, 441,287.45 and 205,618.13 is: 308,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,191.63 : 441,287.45 = 205,618.13 : x
  2. Step 2: Convert to fraction form
    294,191.63/441,287.45 = 205,618.13/x
  3. Step 3: Cross multiply
    294,191.63x = 441,287.45 × 205,618.13
  4. Step 4: Simplify right side
    294,191.63x = 90,736,699,452.84
  5. Step 5: Solve for x
    x = 90,736,699,452.84/294,191.63
  6. Step 6: Final answer
    x = 308,427.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.