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Finding the Fourth Proportional to 176,156.40, 264,234.60 and 156,802.80

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Solution

The fourth proportional to 176,156.40, 264,234.60 and 156,802.80 is: 235,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,156.40 : 264,234.60 = 156,802.80 : x
  2. Step 2: Convert to fraction form
    176,156.40/264,234.60 = 156,802.80/x
  3. Step 3: Cross multiply
    176,156.40x = 264,234.60 × 156,802.80
  4. Step 4: Simplify right side
    176,156.40x = 41,432,725,136.88
  5. Step 5: Solve for x
    x = 41,432,725,136.88/176,156.40
  6. Step 6: Final answer
    x = 235,204.20

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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.