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Finding the Fourth Proportional to 544,145.70, 816,220.48 and 165,069.74

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Solution

The fourth proportional to 544,145.70, 816,220.48 and 165,069.74 is: 247,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,145.70 : 816,220.48 = 165,069.74 : x
  2. Step 2: Convert to fraction form
    544,145.70/816,220.48 = 165,069.74/x
  3. Step 3: Cross multiply
    544,145.70x = 816,220.48 × 165,069.74
  4. Step 4: Simplify right side
    544,145.70x = 134,733,302,416.28
  5. Step 5: Solve for x
    x = 134,733,302,416.28/544,145.70
  6. Step 6: Final answer
    x = 247,605.20

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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.