Home / 867,453.90-1,301,141.55-227,742.55

Finding the Fourth Proportional to 867,453.90, 1,301,141.55 and 227,742.55

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Solution

The fourth proportional to 867,453.90, 1,301,141.55 and 227,742.55 is: 341,603.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,453.90 : 1,301,141.55 = 227,742.55 : x
  2. Step 2: Convert to fraction form
    867,453.90/1,301,141.55 = 227,742.55/x
  3. Step 3: Cross multiply
    867,453.90x = 1,301,141.55 × 227,742.55
  4. Step 4: Simplify right side
    867,453.90x = 296,325,294,507.95
  5. Step 5: Solve for x
    x = 296,325,294,507.95/867,453.90
  6. Step 6: Final answer
    x = 341,603.51

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Double scale
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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.