Home / 1,072,804.40-1,609,206.60-324,850.40

Finding the Fourth Proportional to 1,072,804.40, 1,609,206.60 and 324,850.40

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Solution

The fourth proportional to 1,072,804.40, 1,609,206.60 and 324,850.40 is: 487,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,804.40 : 1,609,206.60 = 324,850.40 : x
  2. Step 2: Convert to fraction form
    1,072,804.40/1,609,206.60 = 324,850.40/x
  3. Step 3: Cross multiply
    1,072,804.40x = 1,609,206.60 × 324,850.40
  4. Step 4: Simplify right side
    1,072,804.40x = 522,751,407,692.64
  5. Step 5: Solve for x
    x = 522,751,407,692.64/1,072,804.40
  6. Step 6: Final answer
    x = 487,275.60

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Double scale
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Similar ratio
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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.