Home / 702,742.56-1,054,547.48-276,203.44

Finding the Fourth Proportional to 702,742.56, 1,054,547.48 and 276,203.44

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Solution

The fourth proportional to 702,742.56, 1,054,547.48 and 276,203.44 is: 414,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,742.56 : 1,054,547.48 = 276,203.44 : x
  2. Step 2: Convert to fraction form
    702,742.56/1,054,547.48 = 276,203.44/x
  3. Step 3: Cross multiply
    702,742.56x = 1,054,547.48 × 276,203.44
  4. Step 4: Simplify right side
    702,742.56x = 291,269,645,817.12
  5. Step 5: Solve for x
    x = 291,269,645,817.12/702,742.56
  6. Step 6: Final answer
    x = 414,475.60

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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.