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Finding the Fourth Proportional to 175,492.70, 262,471.05 and 156,907.10

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Solution

The fourth proportional to 175,492.70, 262,471.05 and 156,907.10 is: 234,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,492.70 : 262,471.05 = 156,907.10 : x
  2. Step 2: Convert to fraction form
    175,492.70/262,471.05 = 156,907.10/x
  3. Step 3: Cross multiply
    175,492.70x = 262,471.05 × 156,907.10
  4. Step 4: Simplify right side
    175,492.70x = 41,183,571,289.46
  5. Step 5: Solve for x
    x = 41,183,571,289.46/175,492.70
  6. Step 6: Final answer
    x = 234,673.99

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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.