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Finding the Fourth Proportional to 336,773.22, 505,254.57 and 147,250.23

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Solution

The fourth proportional to 336,773.22, 505,254.57 and 147,250.23 is: 220,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,773.22 : 505,254.57 = 147,250.23 : x
  2. Step 2: Convert to fraction form
    336,773.22/505,254.57 = 147,250.23/x
  3. Step 3: Cross multiply
    336,773.22x = 505,254.57 × 147,250.23
  4. Step 4: Simplify right side
    336,773.22x = 74,398,851,641.05
  5. Step 5: Solve for x
    x = 74,398,851,641.05/336,773.22
  6. Step 6: Final answer
    x = 220,916.77

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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.