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Finding the Fourth Proportional to 247,651.48, 341,915.34 and 183,914.20

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Solution

The fourth proportional to 247,651.48, 341,915.34 and 183,914.20 is: 253,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,651.48 : 341,915.34 = 183,914.20 : x
  2. Step 2: Convert to fraction form
    247,651.48/341,915.34 = 183,914.20/x
  3. Step 3: Cross multiply
    247,651.48x = 341,915.34 × 183,914.20
  4. Step 4: Simplify right side
    247,651.48x = 62,883,086,223.83
  5. Step 5: Solve for x
    x = 62,883,086,223.83/247,651.48
  6. Step 6: Final answer
    x = 253,917.67

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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.