Home / 345,869.36-477,295.44-194,966.36

Finding the Fourth Proportional to 345,869.36, 477,295.44 and 194,966.36

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Solution

The fourth proportional to 345,869.36, 477,295.44 and 194,966.36 is: 269,051.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,869.36 : 477,295.44 = 194,966.36 : x
  2. Step 2: Convert to fraction form
    345,869.36/477,295.44 = 194,966.36/x
  3. Step 3: Cross multiply
    345,869.36x = 477,295.44 × 194,966.36
  4. Step 4: Simplify right side
    345,869.36x = 93,056,554,581.40
  5. Step 5: Solve for x
    x = 93,056,554,581.40/345,869.36
  6. Step 6: Final answer
    x = 269,051.17

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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.