Home / 830,692.53-1,246,248.96-231,653.76

Finding the Fourth Proportional to 830,692.53, 1,246,248.96 and 231,653.76

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Solution

The fourth proportional to 830,692.53, 1,246,248.96 and 231,653.76 is: 347,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,692.53 : 1,246,248.96 = 231,653.76 : x
  2. Step 2: Convert to fraction form
    830,692.53/1,246,248.96 = 231,653.76/x
  3. Step 3: Cross multiply
    830,692.53x = 1,246,248.96 × 231,653.76
  4. Step 4: Simplify right side
    830,692.53x = 288,698,251,586.17
  5. Step 5: Solve for x
    x = 288,698,251,586.17/830,692.53
  6. Step 6: Final answer
    x = 347,539.24

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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.