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Finding the Fourth Proportional to 200,552.40, 300,828.60 and 194,720.40

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Solution

The fourth proportional to 200,552.40, 300,828.60 and 194,720.40 is: 292,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,552.40 : 300,828.60 = 194,720.40 : x
  2. Step 2: Convert to fraction form
    200,552.40/300,828.60 = 194,720.40/x
  3. Step 3: Cross multiply
    200,552.40x = 300,828.60 × 194,720.40
  4. Step 4: Simplify right side
    200,552.40x = 58,577,465,323.44
  5. Step 5: Solve for x
    x = 58,577,465,323.44/200,552.40
  6. Step 6: Final answer
    x = 292,080.60

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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.