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Finding the Fourth Proportional to 999,596.08, 1,379,467.02 and 569,917

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Solution

The fourth proportional to 999,596.08, 1,379,467.02 and 569,917 is: 786,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,596.08 : 1,379,467.02 = 569,917 : x
  2. Step 2: Convert to fraction form
    999,596.08/1,379,467.02 = 569,917/x
  3. Step 3: Cross multiply
    999,596.08x = 1,379,467.02 × 569,917
  4. Step 4: Simplify right side
    999,596.08x = 786,181,705,637.34
  5. Step 5: Solve for x
    x = 786,181,705,637.34/999,596.08
  6. Step 6: Final answer
    x = 786,499.39

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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.