Home / 939,944.06-1,410,219.22-434,835.90

Finding the Fourth Proportional to 939,944.06, 1,410,219.22 and 434,835.90

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Solution

The fourth proportional to 939,944.06, 1,410,219.22 and 434,835.90 is: 652,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,944.06 : 1,410,219.22 = 434,835.90 : x
  2. Step 2: Convert to fraction form
    939,944.06/1,410,219.22 = 434,835.90/x
  3. Step 3: Cross multiply
    939,944.06x = 1,410,219.22 × 434,835.90
  4. Step 4: Simplify right side
    939,944.06x = 613,213,943,726.00
  5. Step 5: Solve for x
    x = 613,213,943,726.00/939,944.06
  6. Step 6: Final answer
    x = 652,394.08

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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.