Home / 797,690.40-1,196,276.40-265,120.80

Finding the Fourth Proportional to 797,690.40, 1,196,276.40 and 265,120.80

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Solution

The fourth proportional to 797,690.40, 1,196,276.40 and 265,120.80 is: 397,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,690.40 : 1,196,276.40 = 265,120.80 : x
  2. Step 2: Convert to fraction form
    797,690.40/1,196,276.40 = 265,120.80/x
  3. Step 3: Cross multiply
    797,690.40x = 1,196,276.40 × 265,120.80
  4. Step 4: Simplify right side
    797,690.40x = 317,157,756,189.12
  5. Step 5: Solve for x
    x = 317,157,756,189.12/797,690.40
  6. Step 6: Final answer
    x = 397,595.05

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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.