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Finding the Fourth Proportional to 941,496.90, 1,410,690.12 and 801,528.90

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Solution

The fourth proportional to 941,496.90, 1,410,690.12 and 801,528.90 is: 1,200,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,496.90 : 1,410,690.12 = 801,528.90 : x
  2. Step 2: Convert to fraction form
    941,496.90/1,410,690.12 = 801,528.90/x
  3. Step 3: Cross multiply
    941,496.90x = 1,410,690.12 × 801,528.90
  4. Step 4: Simplify right side
    941,496.90x = 1,130,708,900,124.47
  5. Step 5: Solve for x
    x = 1,130,708,900,124.47/941,496.90
  6. Step 6: Final answer
    x = 1,200,969.33

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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.