Home / 1,266,683.30-1,900,149.69-368,132.89

Finding the Fourth Proportional to 1,266,683.30, 1,900,149.69 and 368,132.89

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Solution

The fourth proportional to 1,266,683.30, 1,900,149.69 and 368,132.89 is: 552,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,683.30 : 1,900,149.69 = 368,132.89 : x
  2. Step 2: Convert to fraction form
    1,266,683.30/1,900,149.69 = 368,132.89/x
  3. Step 3: Cross multiply
    1,266,683.30x = 1,900,149.69 × 368,132.89
  4. Step 4: Simplify right side
    1,266,683.30x = 699,507,587,311.56
  5. Step 5: Solve for x
    x = 699,507,587,311.56/1,266,683.30
  6. Step 6: Final answer
    x = 552,235.58

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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.