Home / 436,190.40-654,285.60-366,206.40

Finding the Fourth Proportional to 436,190.40, 654,285.60 and 366,206.40

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Solution

The fourth proportional to 436,190.40, 654,285.60 and 366,206.40 is: 549,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,190.40 : 654,285.60 = 366,206.40 : x
  2. Step 2: Convert to fraction form
    436,190.40/654,285.60 = 366,206.40/x
  3. Step 3: Cross multiply
    436,190.40x = 654,285.60 × 366,206.40
  4. Step 4: Simplify right side
    436,190.40x = 239,603,574,147.84
  5. Step 5: Solve for x
    x = 239,603,574,147.84/436,190.40
  6. Step 6: Final answer
    x = 549,309.60

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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.