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Finding the Fourth Proportional to 452,812.44, 624,896.14 and 248,870.60

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Solution

The fourth proportional to 452,812.44, 624,896.14 and 248,870.60 is: 343,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,812.44 : 624,896.14 = 248,870.60 : x
  2. Step 2: Convert to fraction form
    452,812.44/624,896.14 = 248,870.60/x
  3. Step 3: Cross multiply
    452,812.44x = 624,896.14 × 248,870.60
  4. Step 4: Simplify right side
    452,812.44x = 155,518,277,299.48
  5. Step 5: Solve for x
    x = 155,518,277,299.48/452,812.44
  6. Step 6: Final answer
    x = 343,449.66

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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.