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Finding the Fourth Proportional to 176,455.70, 264,683.55 and 156,626.90

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Solution

The fourth proportional to 176,455.70, 264,683.55 and 156,626.90 is: 234,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,455.70 : 264,683.55 = 156,626.90 : x
  2. Step 2: Convert to fraction form
    176,455.70/264,683.55 = 156,626.90/x
  3. Step 3: Cross multiply
    176,455.70x = 264,683.55 × 156,626.90
  4. Step 4: Simplify right side
    176,455.70x = 41,456,563,917.50
  5. Step 5: Solve for x
    x = 41,456,563,917.50/176,455.70
  6. Step 6: Final answer
    x = 234,940.35

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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.