Home / 393,346.10-542,677.65-232,120.46

Finding the Fourth Proportional to 393,346.10, 542,677.65 and 232,120.46

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Solution

The fourth proportional to 393,346.10, 542,677.65 and 232,120.46 is: 320,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,346.10 : 542,677.65 = 232,120.46 : x
  2. Step 2: Convert to fraction form
    393,346.10/542,677.65 = 232,120.46/x
  3. Step 3: Cross multiply
    393,346.10x = 542,677.65 × 232,120.46
  4. Step 4: Simplify right side
    393,346.10x = 125,966,585,749.72
  5. Step 5: Solve for x
    x = 125,966,585,749.72/393,346.10
  6. Step 6: Final answer
    x = 320,243.64

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