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Finding the Fourth Proportional to 735,268.40, 1,101,059.40 and 587,812.40

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Solution

The fourth proportional to 735,268.40, 1,101,059.40 and 587,812.40 is: 880,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,268.40 : 1,101,059.40 = 587,812.40 : x
  2. Step 2: Convert to fraction form
    735,268.40/1,101,059.40 = 587,812.40/x
  3. Step 3: Cross multiply
    735,268.40x = 1,101,059.40 × 587,812.40
  4. Step 4: Simplify right side
    735,268.40x = 647,216,368,456.56
  5. Step 5: Solve for x
    x = 647,216,368,456.56/735,268.40
  6. Step 6: Final answer
    x = 880,245.05

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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.