Home / 989,764.98-1,484,351.27-516,192

Finding the Fourth Proportional to 989,764.98, 1,484,351.27 and 516,192

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Solution

The fourth proportional to 989,764.98, 1,484,351.27 and 516,192 is: 774,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,764.98 : 1,484,351.27 = 516,192 : x
  2. Step 2: Convert to fraction form
    989,764.98/1,484,351.27 = 516,192/x
  3. Step 3: Cross multiply
    989,764.98x = 1,484,351.27 × 516,192
  4. Step 4: Simplify right side
    989,764.98x = 766,210,250,763.84
  5. Step 5: Solve for x
    x = 766,210,250,763.84/989,764.98
  6. Step 6: Final answer
    x = 774,133.52

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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.