Home / 700,067.20-1,050,100.80-401,468.80

Finding the Fourth Proportional to 700,067.20, 1,050,100.80 and 401,468.80

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Solution

The fourth proportional to 700,067.20, 1,050,100.80 and 401,468.80 is: 602,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,067.20 : 1,050,100.80 = 401,468.80 : x
  2. Step 2: Convert to fraction form
    700,067.20/1,050,100.80 = 401,468.80/x
  3. Step 3: Cross multiply
    700,067.20x = 1,050,100.80 × 401,468.80
  4. Step 4: Simplify right side
    700,067.20x = 421,582,708,055.04
  5. Step 5: Solve for x
    x = 421,582,708,055.04/700,067.20
  6. Step 6: Final answer
    x = 602,203.20

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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.