Home / 776,827.40-1,165,532.70-303,852.20

Finding the Fourth Proportional to 776,827.40, 1,165,532.70 and 303,852.20

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Solution

The fourth proportional to 776,827.40, 1,165,532.70 and 303,852.20 is: 455,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,827.40 : 1,165,532.70 = 303,852.20 : x
  2. Step 2: Convert to fraction form
    776,827.40/1,165,532.70 = 303,852.20/x
  3. Step 3: Cross multiply
    776,827.40x = 1,165,532.70 × 303,852.20
  4. Step 4: Simplify right side
    776,827.40x = 354,149,675,066.94
  5. Step 5: Solve for x
    x = 354,149,675,066.94/776,827.40
  6. Step 6: Final answer
    x = 455,892.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.