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Finding the Fourth Proportional to 235,005.60, 352,738.80 and 116,810.40

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Solution

The fourth proportional to 235,005.60, 352,738.80 and 116,810.40 is: 175,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,005.60 : 352,738.80 = 116,810.40 : x
  2. Step 2: Convert to fraction form
    235,005.60/352,738.80 = 116,810.40/x
  3. Step 3: Cross multiply
    235,005.60x = 352,738.80 × 116,810.40
  4. Step 4: Simplify right side
    235,005.60x = 41,203,560,323.52
  5. Step 5: Solve for x
    x = 41,203,560,323.52/235,005.60
  6. Step 6: Final answer
    x = 175,330.12

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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.