Home / 976,602.80-1,465,768.20-576,743.60

Finding the Fourth Proportional to 976,602.80, 1,465,768.20 and 576,743.60

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Solution

The fourth proportional to 976,602.80, 1,465,768.20 and 576,743.60 is: 865,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,602.80 : 1,465,768.20 = 576,743.60 : x
  2. Step 2: Convert to fraction form
    976,602.80/1,465,768.20 = 576,743.60/x
  3. Step 3: Cross multiply
    976,602.80x = 1,465,768.20 × 576,743.60
  4. Step 4: Simplify right side
    976,602.80x = 845,372,428,433.52
  5. Step 5: Solve for x
    x = 845,372,428,433.52/976,602.80
  6. Step 6: Final answer
    x = 865,625.64

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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.