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Finding the Fourth Proportional to 908,998.12, 1,254,460.26 and 506,593

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Solution

The fourth proportional to 908,998.12, 1,254,460.26 and 506,593 is: 699,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,998.12 : 1,254,460.26 = 506,593 : x
  2. Step 2: Convert to fraction form
    908,998.12/1,254,460.26 = 506,593/x
  3. Step 3: Cross multiply
    908,998.12x = 1,254,460.26 × 506,593
  4. Step 4: Simplify right side
    908,998.12x = 635,500,786,494.18
  5. Step 5: Solve for x
    x = 635,500,786,494.18/908,998.12
  6. Step 6: Final answer
    x = 699,122.22

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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.