Home / 939,841.21-1,410,065.41-434,733.52

Finding the Fourth Proportional to 939,841.21, 1,410,065.41 and 434,733.52

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Solution

The fourth proportional to 939,841.21, 1,410,065.41 and 434,733.52 is: 652,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,841.21 : 1,410,065.41 = 434,733.52 : x
  2. Step 2: Convert to fraction form
    939,841.21/1,410,065.41 = 434,733.52/x
  3. Step 3: Cross multiply
    939,841.21x = 1,410,065.41 × 434,733.52
  4. Step 4: Simplify right side
    939,841.21x = 613,002,699,119.54
  5. Step 5: Solve for x
    x = 613,002,699,119.54/939,841.21
  6. Step 6: Final answer
    x = 652,240.71

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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.