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Finding the Fourth Proportional to 502,880.36, 754,344.16 and 165,950.44

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Solution

The fourth proportional to 502,880.36, 754,344.16 and 165,950.44 is: 248,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,880.36 : 754,344.16 = 165,950.44 : x
  2. Step 2: Convert to fraction form
    502,880.36/754,344.16 = 165,950.44/x
  3. Step 3: Cross multiply
    502,880.36x = 754,344.16 × 165,950.44
  4. Step 4: Simplify right side
    502,880.36x = 125,183,745,263.43
  5. Step 5: Solve for x
    x = 125,183,745,263.43/502,880.36
  6. Step 6: Final answer
    x = 248,933.45

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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.