Home / 854,692.56-1,281,469.35-470,622.33

Finding the Fourth Proportional to 854,692.56, 1,281,469.35 and 470,622.33

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Solution

The fourth proportional to 854,692.56, 1,281,469.35 and 470,622.33 is: 705,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,692.56 : 1,281,469.35 = 470,622.33 : x
  2. Step 2: Convert to fraction form
    854,692.56/1,281,469.35 = 470,622.33/x
  3. Step 3: Cross multiply
    854,692.56x = 1,281,469.35 × 470,622.33
  4. Step 4: Simplify right side
    854,692.56x = 603,088,091,320.59
  5. Step 5: Solve for x
    x = 603,088,091,320.59/854,692.56
  6. Step 6: Final answer
    x = 705,619.91

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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.