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Finding the Fourth Proportional to 314,234.46, 433,652.67 and 171,003.74

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Solution

The fourth proportional to 314,234.46, 433,652.67 and 171,003.74 is: 235,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,234.46 : 433,652.67 = 171,003.74 : x
  2. Step 2: Convert to fraction form
    314,234.46/433,652.67 = 171,003.74/x
  3. Step 3: Cross multiply
    314,234.46x = 433,652.67 × 171,003.74
  4. Step 4: Simplify right side
    314,234.46x = 74,156,226,262.72
  5. Step 5: Solve for x
    x = 74,156,226,262.72/314,234.46
  6. Step 6: Final answer
    x = 235,990.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.