Home / 692,196.71-1,038,367.50-186,761.87

Finding the Fourth Proportional to 692,196.71, 1,038,367.50 and 186,761.87

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Solution

The fourth proportional to 692,196.71, 1,038,367.50 and 186,761.87 is: 280,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,196.71 : 1,038,367.50 = 186,761.87 : x
  2. Step 2: Convert to fraction form
    692,196.71/1,038,367.50 = 186,761.87/x
  3. Step 3: Cross multiply
    692,196.71x = 1,038,367.50 × 186,761.87
  4. Step 4: Simplify right side
    692,196.71x = 193,927,450,855.39
  5. Step 5: Solve for x
    x = 193,927,450,855.39/692,196.71
  6. Step 6: Final answer
    x = 280,162.34

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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.