Home / 357,559.36-493,435.04-196,417.68

Finding the Fourth Proportional to 357,559.36, 493,435.04 and 196,417.68

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Solution

The fourth proportional to 357,559.36, 493,435.04 and 196,417.68 is: 271,058.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,559.36 : 493,435.04 = 196,417.68 : x
  2. Step 2: Convert to fraction form
    357,559.36/493,435.04 = 196,417.68/x
  3. Step 3: Cross multiply
    357,559.36x = 493,435.04 × 196,417.68
  4. Step 4: Simplify right side
    357,559.36x = 96,919,365,787.51
  5. Step 5: Solve for x
    x = 96,919,365,787.51/357,559.36
  6. Step 6: Final answer
    x = 271,058.11

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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.