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Finding the Fourth Proportional to 452,805.69, 624,886.84 and 248,863.84

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Solution

The fourth proportional to 452,805.69, 624,886.84 and 248,863.84 is: 343,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,805.69 : 624,886.84 = 248,863.84 : x
  2. Step 2: Convert to fraction form
    452,805.69/624,886.84 = 248,863.84/x
  3. Step 3: Cross multiply
    452,805.69x = 624,886.84 × 248,863.84
  4. Step 4: Simplify right side
    452,805.69x = 155,511,739,507.92
  5. Step 5: Solve for x
    x = 155,511,739,507.92/452,805.69
  6. Step 6: Final answer
    x = 343,440.34

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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.