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Finding the Fourth Proportional to 888,950.60, 1,331,457.60 and 731,486.60

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Solution

The fourth proportional to 888,950.60, 1,331,457.60 and 731,486.60 is: 1,095,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,950.60 : 1,331,457.60 = 731,486.60 : x
  2. Step 2: Convert to fraction form
    888,950.60/1,331,457.60 = 731,486.60/x
  3. Step 3: Cross multiply
    888,950.60x = 1,331,457.60 × 731,486.60
  4. Step 4: Simplify right side
    888,950.60x = 973,943,392,868.16
  5. Step 5: Solve for x
    x = 973,943,392,868.16/888,950.60
  6. Step 6: Final answer
    x = 1,095,610.25

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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.