Home / 1,201,282.24-1,658,138.52-692,323.60

Finding the Fourth Proportional to 1,201,282.24, 1,658,138.52 and 692,323.60

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Solution

The fourth proportional to 1,201,282.24, 1,658,138.52 and 692,323.60 is: 955,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,282.24 : 1,658,138.52 = 692,323.60 : x
  2. Step 2: Convert to fraction form
    1,201,282.24/1,658,138.52 = 692,323.60/x
  3. Step 3: Cross multiply
    1,201,282.24x = 1,658,138.52 × 692,323.60
  4. Step 4: Simplify right side
    1,201,282.24x = 1,147,968,429,465.07
  5. Step 5: Solve for x
    x = 1,147,968,429,465.07/1,201,282.24
  6. Step 6: Final answer
    x = 955,619.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.