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Finding the Fourth Proportional to 514,000.89, 771,083.96 and 176,958.68

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Solution

The fourth proportional to 514,000.89, 771,083.96 and 176,958.68 is: 265,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,000.89 : 771,083.96 = 176,958.68 : x
  2. Step 2: Convert to fraction form
    514,000.89/771,083.96 = 176,958.68/x
  3. Step 3: Cross multiply
    514,000.89x = 771,083.96 × 176,958.68
  4. Step 4: Simplify right side
    514,000.89x = 136,449,994,990.56
  5. Step 5: Solve for x
    x = 136,449,994,990.56/514,000.89
  6. Step 6: Final answer
    x = 265,466.46

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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.