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Finding the Fourth Proportional to 173,360.40, 260,040.60 and 84,627.60

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Solution

The fourth proportional to 173,360.40, 260,040.60 and 84,627.60 is: 126,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,360.40 : 260,040.60 = 84,627.60 : x
  2. Step 2: Convert to fraction form
    173,360.40/260,040.60 = 84,627.60/x
  3. Step 3: Cross multiply
    173,360.40x = 260,040.60 × 84,627.60
  4. Step 4: Simplify right side
    173,360.40x = 22,006,611,880.56
  5. Step 5: Solve for x
    x = 22,006,611,880.56/173,360.40
  6. Step 6: Final answer
    x = 126,941.40

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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.