Home / 765,066.52-1,055,770.60-416,195.37

Finding the Fourth Proportional to 765,066.52, 1,055,770.60 and 416,195.37

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Solution

The fourth proportional to 765,066.52, 1,055,770.60 and 416,195.37 is: 574,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,066.52 : 1,055,770.60 = 416,195.37 : x
  2. Step 2: Convert to fraction form
    765,066.52/1,055,770.60 = 416,195.37/x
  3. Step 3: Cross multiply
    765,066.52x = 1,055,770.60 × 416,195.37
  4. Step 4: Simplify right side
    765,066.52x = 439,406,835,502.12
  5. Step 5: Solve for x
    x = 439,406,835,502.12/765,066.52
  6. Step 6: Final answer
    x = 574,338.08

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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.