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Finding the Fourth Proportional to 577,539.84, 866,457.36 and 222,458.52

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Solution

The fourth proportional to 577,539.84, 866,457.36 and 222,458.52 is: 333,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,539.84 : 866,457.36 = 222,458.52 : x
  2. Step 2: Convert to fraction form
    577,539.84/866,457.36 = 222,458.52/x
  3. Step 3: Cross multiply
    577,539.84x = 866,457.36 × 222,458.52
  4. Step 4: Simplify right side
    577,539.84x = 192,750,821,948.71
  5. Step 5: Solve for x
    x = 192,750,821,948.71/577,539.84
  6. Step 6: Final answer
    x = 333,744.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.