Home / 993,653.70-1,371,247.31-540,947.94

Finding the Fourth Proportional to 993,653.70, 1,371,247.31 and 540,947.94

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Solution

The fourth proportional to 993,653.70, 1,371,247.31 and 540,947.94 is: 746,510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,653.70 : 1,371,247.31 = 540,947.94 : x
  2. Step 2: Convert to fraction form
    993,653.70/1,371,247.31 = 540,947.94/x
  3. Step 3: Cross multiply
    993,653.70x = 1,371,247.31 × 540,947.94
  4. Step 4: Simplify right side
    993,653.70x = 741,773,404,870.30
  5. Step 5: Solve for x
    x = 741,773,404,870.30/993,653.70
  6. Step 6: Final answer
    x = 746,510.99

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Why These Related Problems?

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