Home / 700,464.06-1,050,799.77-257,197.50

Finding the Fourth Proportional to 700,464.06, 1,050,799.77 and 257,197.50

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Solution

The fourth proportional to 700,464.06, 1,050,799.77 and 257,197.50 is: 385,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,464.06 : 1,050,799.77 = 257,197.50 : x
  2. Step 2: Convert to fraction form
    700,464.06/1,050,799.77 = 257,197.50/x
  3. Step 3: Cross multiply
    700,464.06x = 1,050,799.77 × 257,197.50
  4. Step 4: Simplify right side
    700,464.06x = 270,263,073,844.58
  5. Step 5: Solve for x
    x = 270,263,073,844.58/700,464.06
  6. Step 6: Final answer
    x = 385,834.32

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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.