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Finding the Fourth Proportional to 544,141.60, 816,220.50 and 189,167.74

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Solution

The fourth proportional to 544,141.60, 816,220.50 and 189,167.74 is: 283,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,141.60 : 816,220.50 = 189,167.74 : x
  2. Step 2: Convert to fraction form
    544,141.60/816,220.50 = 189,167.74/x
  3. Step 3: Cross multiply
    544,141.60x = 816,220.50 × 189,167.74
  4. Step 4: Simplify right side
    544,141.60x = 154,402,587,326.67
  5. Step 5: Solve for x
    x = 154,402,587,326.67/544,141.60
  6. Step 6: Final answer
    x = 283,754.43

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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.