Home / 922,732.80-1,383,969.60-291,710.40

Finding the Fourth Proportional to 922,732.80, 1,383,969.60 and 291,710.40

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Solution

The fourth proportional to 922,732.80, 1,383,969.60 and 291,710.40 is: 437,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,732.80 : 1,383,969.60 = 291,710.40 : x
  2. Step 2: Convert to fraction form
    922,732.80/1,383,969.60 = 291,710.40/x
  3. Step 3: Cross multiply
    922,732.80x = 1,383,969.60 × 291,710.40
  4. Step 4: Simplify right side
    922,732.80x = 403,718,325,603.84
  5. Step 5: Solve for x
    x = 403,718,325,603.84/922,732.80
  6. Step 6: Final answer
    x = 437,524.63

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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.