Home / 705,024.40-1,056,253.56-629,441.68

Finding the Fourth Proportional to 705,024.40, 1,056,253.56 and 629,441.68

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Solution

The fourth proportional to 705,024.40, 1,056,253.56 and 629,441.68 is: 943,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,024.40 : 1,056,253.56 = 629,441.68 : x
  2. Step 2: Convert to fraction form
    705,024.40/1,056,253.56 = 629,441.68/x
  3. Step 3: Cross multiply
    705,024.40x = 1,056,253.56 × 629,441.68
  4. Step 4: Simplify right side
    705,024.40x = 664,850,015,312.38
  5. Step 5: Solve for x
    x = 664,850,015,312.38/705,024.40
  6. Step 6: Final answer
    x = 943,017.03

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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.