Home / 336,645.98-464,739.81-209,362.58

Finding the Fourth Proportional to 336,645.98, 464,739.81 and 209,362.58

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Solution

The fourth proportional to 336,645.98, 464,739.81 and 209,362.58 is: 289,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,645.98 : 464,739.81 = 209,362.58 : x
  2. Step 2: Convert to fraction form
    336,645.98/464,739.81 = 209,362.58/x
  3. Step 3: Cross multiply
    336,645.98x = 464,739.81 × 209,362.58
  4. Step 4: Simplify right side
    336,645.98x = 97,299,126,812.16
  5. Step 5: Solve for x
    x = 97,299,126,812.16/336,645.98
  6. Step 6: Final answer
    x = 289,025.06

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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.