Home / 761,083.74-1,141,534.89-200,161.98

Finding the Fourth Proportional to 761,083.74, 1,141,534.89 and 200,161.98

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Solution

The fourth proportional to 761,083.74, 1,141,534.89 and 200,161.98 is: 300,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,083.74 : 1,141,534.89 = 200,161.98 : x
  2. Step 2: Convert to fraction form
    761,083.74/1,141,534.89 = 200,161.98/x
  3. Step 3: Cross multiply
    761,083.74x = 1,141,534.89 × 200,161.98
  4. Step 4: Simplify right side
    761,083.74x = 228,491,883,821.48
  5. Step 5: Solve for x
    x = 228,491,883,821.48/761,083.74
  6. Step 6: Final answer
    x = 300,219.11

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1.5x scale

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.