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Finding the Fourth Proportional to 483,492.74, 725,553.79 and 183,975.80

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Solution

The fourth proportional to 483,492.74, 725,553.79 and 183,975.80 is: 276,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,492.74 : 725,553.79 = 183,975.80 : x
  2. Step 2: Convert to fraction form
    483,492.74/725,553.79 = 183,975.80/x
  3. Step 3: Cross multiply
    483,492.74x = 725,553.79 × 183,975.80
  4. Step 4: Simplify right side
    483,492.74x = 133,484,334,870.57
  5. Step 5: Solve for x
    x = 133,484,334,870.57/483,492.74
  6. Step 6: Final answer
    x = 276,083.43

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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.