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Finding the Fourth Proportional to 231,252.67, 346,602.88 and 118,986.67

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Solution

The fourth proportional to 231,252.67, 346,602.88 and 118,986.67 is: 178,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,252.67 : 346,602.88 = 118,986.67 : x
  2. Step 2: Convert to fraction form
    231,252.67/346,602.88 = 118,986.67/x
  3. Step 3: Cross multiply
    231,252.67x = 346,602.88 × 118,986.67
  4. Step 4: Simplify right side
    231,252.67x = 41,241,122,503.61
  5. Step 5: Solve for x
    x = 41,241,122,503.61/231,252.67
  6. Step 6: Final answer
    x = 178,337.93

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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.