Home / 976,656.09-1,465,405.13-527,287.73

Finding the Fourth Proportional to 976,656.09, 1,465,405.13 and 527,287.73

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Solution

The fourth proportional to 976,656.09, 1,465,405.13 and 527,287.73 is: 791,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,656.09 : 1,465,405.13 = 527,287.73 : x
  2. Step 2: Convert to fraction form
    976,656.09/1,465,405.13 = 527,287.73/x
  3. Step 3: Cross multiply
    976,656.09x = 1,465,405.13 × 527,287.73
  4. Step 4: Simplify right side
    976,656.09x = 772,690,149,509.79
  5. Step 5: Solve for x
    x = 772,690,149,509.79/976,656.09
  6. Step 6: Final answer
    x = 791,158.89

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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.