Home / 971,947.14-1,457,933.67-340,879.38

Finding the Fourth Proportional to 971,947.14, 1,457,933.67 and 340,879.38

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Solution

The fourth proportional to 971,947.14, 1,457,933.67 and 340,879.38 is: 511,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,947.14 : 1,457,933.67 = 340,879.38 : x
  2. Step 2: Convert to fraction form
    971,947.14/1,457,933.67 = 340,879.38/x
  3. Step 3: Cross multiply
    971,947.14x = 1,457,933.67 × 340,879.38
  4. Step 4: Simplify right side
    971,947.14x = 496,979,525,510.73
  5. Step 5: Solve for x
    x = 496,979,525,510.73/971,947.14
  6. Step 6: Final answer
    x = 511,323.62

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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.