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Finding the Fourth Proportional to 176,003.90, 264,005.85 and 156,650.30

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Solution

The fourth proportional to 176,003.90, 264,005.85 and 156,650.30 is: 234,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,003.90 : 264,005.85 = 156,650.30 : x
  2. Step 2: Convert to fraction form
    176,003.90/264,005.85 = 156,650.30/x
  3. Step 3: Cross multiply
    176,003.90x = 264,005.85 × 156,650.30
  4. Step 4: Simplify right side
    176,003.90x = 41,356,595,604.26
  5. Step 5: Solve for x
    x = 41,356,595,604.26/176,003.90
  6. Step 6: Final answer
    x = 234,975.45

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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.