Home / 910,629.22-1,365,705.87-270,760.66

Finding the Fourth Proportional to 910,629.22, 1,365,705.87 and 270,760.66

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Solution

The fourth proportional to 910,629.22, 1,365,705.87 and 270,760.66 is: 406,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,629.22 : 1,365,705.87 = 270,760.66 : x
  2. Step 2: Convert to fraction form
    910,629.22/1,365,705.87 = 270,760.66/x
  3. Step 3: Cross multiply
    910,629.22x = 1,365,705.87 × 270,760.66
  4. Step 4: Simplify right side
    910,629.22x = 369,779,422,727.07
  5. Step 5: Solve for x
    x = 369,779,422,727.07/910,629.22
  6. Step 6: Final answer
    x = 406,070.24

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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.