Home / 631,577.64-871,577.37-341,189.31

Finding the Fourth Proportional to 631,577.64, 871,577.37 and 341,189.31

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Solution

The fourth proportional to 631,577.64, 871,577.37 and 341,189.31 is: 470,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,577.64 : 871,577.37 = 341,189.31 : x
  2. Step 2: Convert to fraction form
    631,577.64/871,577.37 = 341,189.31/x
  3. Step 3: Cross multiply
    631,577.64x = 871,577.37 × 341,189.31
  4. Step 4: Simplify right side
    631,577.64x = 297,372,881,481.92
  5. Step 5: Solve for x
    x = 297,372,881,481.92/631,577.64
  6. Step 6: Final answer
    x = 470,841.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.