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Finding the Fourth Proportional to 706,900.37, 975,493.37 and 384,611.75

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Solution

The fourth proportional to 706,900.37, 975,493.37 and 384,611.75 is: 530,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,900.37 : 975,493.37 = 384,611.75 : x
  2. Step 2: Convert to fraction form
    706,900.37/975,493.37 = 384,611.75/x
  3. Step 3: Cross multiply
    706,900.37x = 975,493.37 × 384,611.75
  4. Step 4: Simplify right side
    706,900.37x = 375,186,209,727.82
  5. Step 5: Solve for x
    x = 375,186,209,727.82/706,900.37
  6. Step 6: Final answer
    x = 530,748.36

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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.