Home / 636,905.13-954,075.38-294,866.43

Finding the Fourth Proportional to 636,905.13, 954,075.38 and 294,866.43

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Solution

The fourth proportional to 636,905.13, 954,075.38 and 294,866.43 is: 441,705.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,905.13 : 954,075.38 = 294,866.43 : x
  2. Step 2: Convert to fraction form
    636,905.13/954,075.38 = 294,866.43/x
  3. Step 3: Cross multiply
    636,905.13x = 954,075.38 × 294,866.43
  4. Step 4: Simplify right side
    636,905.13x = 281,324,799,777.16
  5. Step 5: Solve for x
    x = 281,324,799,777.16/636,905.13
  6. Step 6: Final answer
    x = 441,705.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.