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Finding the Fourth Proportional to 235,230.40, 352,889.16 and 110,571.40

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Solution

The fourth proportional to 235,230.40, 352,889.16 and 110,571.40 is: 165,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,230.40 : 352,889.16 = 110,571.40 : x
  2. Step 2: Convert to fraction form
    235,230.40/352,889.16 = 110,571.40/x
  3. Step 3: Cross multiply
    235,230.40x = 352,889.16 × 110,571.40
  4. Step 4: Simplify right side
    235,230.40x = 39,019,448,466.02
  5. Step 5: Solve for x
    x = 39,019,448,466.02/235,230.40
  6. Step 6: Final answer
    x = 165,877.58

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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.