Home / 976,622.80-1,465,798.20-576,763.60

Finding the Fourth Proportional to 976,622.80, 1,465,798.20 and 576,763.60

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Solution

The fourth proportional to 976,622.80, 1,465,798.20 and 576,763.60 is: 865,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,622.80 : 1,465,798.20 = 576,763.60 : x
  2. Step 2: Convert to fraction form
    976,622.80/1,465,798.20 = 576,763.60/x
  3. Step 3: Cross multiply
    976,622.80x = 1,465,798.20 × 576,763.60
  4. Step 4: Simplify right side
    976,622.80x = 845,419,046,705.52
  5. Step 5: Solve for x
    x = 845,419,046,705.52/976,622.80
  6. Step 6: Final answer
    x = 865,655.65

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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.