Home / 866,327.10-1,297,935.45-766,794.30

Finding the Fourth Proportional to 866,327.10, 1,297,935.45 and 766,794.30

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Solution

The fourth proportional to 866,327.10, 1,297,935.45 and 766,794.30 is: 1,148,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,327.10 : 1,297,935.45 = 766,794.30 : x
  2. Step 2: Convert to fraction form
    866,327.10/1,297,935.45 = 766,794.30/x
  3. Step 3: Cross multiply
    866,327.10x = 1,297,935.45 × 766,794.30
  4. Step 4: Simplify right side
    866,327.10x = 995,249,504,827.94
  5. Step 5: Solve for x
    x = 995,249,504,827.94/866,327.10
  6. Step 6: Final answer
    x = 1,148,814.93

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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.