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Finding the Fourth Proportional to 544,205.04, 816,309.15 and 165,128.88

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Solution

The fourth proportional to 544,205.04, 816,309.15 and 165,128.88 is: 247,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,205.04 : 816,309.15 = 165,128.88 : x
  2. Step 2: Convert to fraction form
    544,205.04/816,309.15 = 165,128.88/x
  3. Step 3: Cross multiply
    544,205.04x = 816,309.15 × 165,128.88
  4. Step 4: Simplify right side
    544,205.04x = 134,796,215,673.25
  5. Step 5: Solve for x
    x = 134,796,215,673.25/544,205.04
  6. Step 6: Final answer
    x = 247,693.80

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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.