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Finding the Fourth Proportional to 235,801.30, 353,479.59 and 117,360.67

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Solution

The fourth proportional to 235,801.30, 353,479.59 and 117,360.67 is: 175,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,801.30 : 353,479.59 = 117,360.67 : x
  2. Step 2: Convert to fraction form
    235,801.30/353,479.59 = 117,360.67/x
  3. Step 3: Cross multiply
    235,801.30x = 353,479.59 × 117,360.67
  4. Step 4: Simplify right side
    235,801.30x = 41,484,601,513.73
  5. Step 5: Solve for x
    x = 41,484,601,513.73/235,801.30
  6. Step 6: Final answer
    x = 175,930.33

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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.