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Finding the Fourth Proportional to 452,830.77, 624,912.92 and 248,900.54

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Solution

The fourth proportional to 452,830.77, 624,912.92 and 248,900.54 is: 343,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,830.77 : 624,912.92 = 248,900.54 : x
  2. Step 2: Convert to fraction form
    452,830.77/624,912.92 = 248,900.54/x
  3. Step 3: Cross multiply
    452,830.77x = 624,912.92 × 248,900.54
  4. Step 4: Simplify right side
    452,830.77x = 155,541,163,863.23
  5. Step 5: Solve for x
    x = 155,541,163,863.23/452,830.77
  6. Step 6: Final answer
    x = 343,486.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.