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Finding the Fourth Proportional to 624,824.01, 937,042.09 and 225,412.74

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Solution

The fourth proportional to 624,824.01, 937,042.09 and 225,412.74 is: 338,049.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,824.01 : 937,042.09 = 225,412.74 : x
  2. Step 2: Convert to fraction form
    624,824.01/937,042.09 = 225,412.74/x
  3. Step 3: Cross multiply
    624,824.01x = 937,042.09 × 225,412.74
  4. Step 4: Simplify right side
    624,824.01x = 211,221,224,438.70
  5. Step 5: Solve for x
    x = 211,221,224,438.70/624,824.01
  6. Step 6: Final answer
    x = 338,049.15

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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.