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Finding the Fourth Proportional to 530,647.08, 796,009.80 and 151,599.90

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Solution

The fourth proportional to 530,647.08, 796,009.80 and 151,599.90 is: 227,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,647.08 : 796,009.80 = 151,599.90 : x
  2. Step 2: Convert to fraction form
    530,647.08/796,009.80 = 151,599.90/x
  3. Step 3: Cross multiply
    530,647.08x = 796,009.80 × 151,599.90
  4. Step 4: Simplify right side
    530,647.08x = 120,675,006,079.02
  5. Step 5: Solve for x
    x = 120,675,006,079.02/530,647.08
  6. Step 6: Final answer
    x = 227,411.04

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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.