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Finding the Fourth Proportional to 544,570.58, 816,894.88 and 145,209.26

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Solution

The fourth proportional to 544,570.58, 816,894.88 and 145,209.26 is: 217,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,570.58 : 816,894.88 = 145,209.26 : x
  2. Step 2: Convert to fraction form
    544,570.58/816,894.88 = 145,209.26/x
  3. Step 3: Cross multiply
    544,570.58x = 816,894.88 × 145,209.26
  4. Step 4: Simplify right side
    544,570.58x = 118,620,701,022.59
  5. Step 5: Solve for x
    x = 118,620,701,022.59/544,570.58
  6. Step 6: Final answer
    x = 217,824.29

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Similar ratio
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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.