Home / 976,367.80-1,465,415.70-576,508.60

Finding the Fourth Proportional to 976,367.80, 1,465,415.70 and 576,508.60

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Solution

The fourth proportional to 976,367.80, 1,465,415.70 and 576,508.60 is: 865,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,367.80 : 1,465,415.70 = 576,508.60 : x
  2. Step 2: Convert to fraction form
    976,367.80/1,465,415.70 = 576,508.60/x
  3. Step 3: Cross multiply
    976,367.80x = 1,465,415.70 × 576,508.60
  4. Step 4: Simplify right side
    976,367.80x = 844,824,753,625.02
  5. Step 5: Solve for x
    x = 844,824,753,625.02/976,367.80
  6. Step 6: Final answer
    x = 865,273.06

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1.5x scale

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.