Home / 976,359.80-1,465,403.70-576,500.60

Finding the Fourth Proportional to 976,359.80, 1,465,403.70 and 576,500.60

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Solution

The fourth proportional to 976,359.80, 1,465,403.70 and 576,500.60 is: 865,261.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,359.80 : 1,465,403.70 = 576,500.60 : x
  2. Step 2: Convert to fraction form
    976,359.80/1,465,403.70 = 576,500.60/x
  3. Step 3: Cross multiply
    976,359.80x = 1,465,403.70 × 576,500.60
  4. Step 4: Simplify right side
    976,359.80x = 844,806,112,292.22
  5. Step 5: Solve for x
    x = 844,806,112,292.22/976,359.80
  6. Step 6: Final answer
    x = 865,261.06

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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.