Home / 1,006,703.69-1,389,251.32-553,994.69

Finding the Fourth Proportional to 1,006,703.69, 1,389,251.32 and 553,994.69

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Solution

The fourth proportional to 1,006,703.69, 1,389,251.32 and 553,994.69 is: 764,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,703.69 : 1,389,251.32 = 553,994.69 : x
  2. Step 2: Convert to fraction form
    1,006,703.69/1,389,251.32 = 553,994.69/x
  3. Step 3: Cross multiply
    1,006,703.69x = 1,389,251.32 × 553,994.69
  4. Step 4: Simplify right side
    1,006,703.69x = 769,637,848,804.88
  5. Step 5: Solve for x
    x = 769,637,848,804.88/1,006,703.69
  6. Step 6: Final answer
    x = 764,512.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.