Home / 994,333.68-1,372,189.86-564,622.83

Finding the Fourth Proportional to 994,333.68, 1,372,189.86 and 564,622.83

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Solution

The fourth proportional to 994,333.68, 1,372,189.86 and 564,622.83 is: 779,184.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,333.68 : 1,372,189.86 = 564,622.83 : x
  2. Step 2: Convert to fraction form
    994,333.68/1,372,189.86 = 564,622.83/x
  3. Step 3: Cross multiply
    994,333.68x = 1,372,189.86 × 564,622.83
  4. Step 4: Simplify right side
    994,333.68x = 774,769,722,050.50
  5. Step 5: Solve for x
    x = 774,769,722,050.50/994,333.68
  6. Step 6: Final answer
    x = 779,184.83

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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.