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Finding the Fourth Proportional to 663,063.03, 994,601.50 and 530,784.16

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Solution

The fourth proportional to 663,063.03, 994,601.50 and 530,784.16 is: 796,181.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,063.03 : 994,601.50 = 530,784.16 : x
  2. Step 2: Convert to fraction form
    663,063.03/994,601.50 = 530,784.16/x
  3. Step 3: Cross multiply
    663,063.03x = 994,601.50 × 530,784.16
  4. Step 4: Simplify right side
    663,063.03x = 527,918,721,712.24
  5. Step 5: Solve for x
    x = 527,918,721,712.24/663,063.03
  6. Step 6: Final answer
    x = 796,181.81

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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.