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Finding the Fourth Proportional to 231,666.90, 347,500.35 and 185,010.90

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Solution

The fourth proportional to 231,666.90, 347,500.35 and 185,010.90 is: 277,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,666.90 : 347,500.35 = 185,010.90 : x
  2. Step 2: Convert to fraction form
    231,666.90/347,500.35 = 185,010.90/x
  3. Step 3: Cross multiply
    231,666.90x = 347,500.35 × 185,010.90
  4. Step 4: Simplify right side
    231,666.90x = 64,291,352,503.82
  5. Step 5: Solve for x
    x = 64,291,352,503.82/231,666.90
  6. Step 6: Final answer
    x = 277,516.35

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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.