Home / 936,846.80-1,405,926.30-404,749.70

Finding the Fourth Proportional to 936,846.80, 1,405,926.30 and 404,749.70

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Solution

The fourth proportional to 936,846.80, 1,405,926.30 and 404,749.70 is: 607,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,846.80 : 1,405,926.30 = 404,749.70 : x
  2. Step 2: Convert to fraction form
    936,846.80/1,405,926.30 = 404,749.70/x
  3. Step 3: Cross multiply
    936,846.80x = 1,405,926.30 × 404,749.70
  4. Step 4: Simplify right side
    936,846.80x = 569,048,248,147.11
  5. Step 5: Solve for x
    x = 569,048,248,147.11/936,846.80
  6. Step 6: Final answer
    x = 607,408.01

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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.