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Finding the Fourth Proportional to 706,388.84, 975,177.79 and 544,881.32

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Solution

The fourth proportional to 706,388.84, 975,177.79 and 544,881.32 is: 752,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,388.84 : 975,177.79 = 544,881.32 : x
  2. Step 2: Convert to fraction form
    706,388.84/975,177.79 = 544,881.32/x
  3. Step 3: Cross multiply
    706,388.84x = 975,177.79 × 544,881.32
  4. Step 4: Simplify right side
    706,388.84x = 531,356,161,449.88
  5. Step 5: Solve for x
    x = 531,356,161,449.88/706,388.84
  6. Step 6: Final answer
    x = 752,214.83

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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.