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Finding the Fourth Proportional to 693,714, 957,325.32 and 375,762

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Solution

The fourth proportional to 693,714, 957,325.32 and 375,762 is: 518,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,714 : 957,325.32 = 375,762 : x
  2. Step 2: Convert to fraction form
    693,714/957,325.32 = 375,762/x
  3. Step 3: Cross multiply
    693,714x = 957,325.32 × 375,762
  4. Step 4: Simplify right side
    693,714x = 359,726,476,893.84
  5. Step 5: Solve for x
    x = 359,726,476,893.84/693,714
  6. Step 6: Final answer
    x = 518,551.56

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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.