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Finding the Fourth Proportional to 355,590, 533,370.72 and 195,982.33

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Solution

The fourth proportional to 355,590, 533,370.72 and 195,982.33 is: 293,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,590 : 533,370.72 = 195,982.33 : x
  2. Step 2: Convert to fraction form
    355,590/533,370.72 = 195,982.33/x
  3. Step 3: Cross multiply
    355,590x = 533,370.72 × 195,982.33
  4. Step 4: Simplify right side
    355,590x = 104,531,236,459.38
  5. Step 5: Solve for x
    x = 104,531,236,459.38/355,590
  6. Step 6: Final answer
    x = 293,965.62

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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.