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Finding the Fourth Proportional to 174,740.70, 262,111.05 and 171,824.70

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Solution

The fourth proportional to 174,740.70, 262,111.05 and 171,824.70 is: 257,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,740.70 : 262,111.05 = 171,824.70 : x
  2. Step 2: Convert to fraction form
    174,740.70/262,111.05 = 171,824.70/x
  3. Step 3: Cross multiply
    174,740.70x = 262,111.05 × 171,824.70
  4. Step 4: Simplify right side
    174,740.70x = 45,037,152,532.94
  5. Step 5: Solve for x
    x = 45,037,152,532.94/174,740.70
  6. Step 6: Final answer
    x = 257,737.05

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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.