Home / 628,698.06-943,047.42-207,973.95

Finding the Fourth Proportional to 628,698.06, 943,047.42 and 207,973.95

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Solution

The fourth proportional to 628,698.06, 943,047.42 and 207,973.95 is: 311,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,698.06 : 943,047.42 = 207,973.95 : x
  2. Step 2: Convert to fraction form
    628,698.06/943,047.42 = 207,973.95/x
  3. Step 3: Cross multiply
    628,698.06x = 943,047.42 × 207,973.95
  4. Step 4: Simplify right side
    628,698.06x = 196,129,296,974.71
  5. Step 5: Solve for x
    x = 196,129,296,974.71/628,698.06
  6. Step 6: Final answer
    x = 311,961.03

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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.