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Finding the Fourth Proportional to 250,907.80, 346,270.94 and 165,877.40

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Solution

The fourth proportional to 250,907.80, 346,270.94 and 165,877.40 is: 228,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,907.80 : 346,270.94 = 165,877.40 : x
  2. Step 2: Convert to fraction form
    250,907.80/346,270.94 = 165,877.40/x
  3. Step 3: Cross multiply
    250,907.80x = 346,270.94 × 165,877.40
  4. Step 4: Simplify right side
    250,907.80x = 57,438,523,222.76
  5. Step 5: Solve for x
    x = 57,438,523,222.76/250,907.80
  6. Step 6: Final answer
    x = 228,922.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.