Home / 698,837.93-1,048,280.36-193,356.62

Finding the Fourth Proportional to 698,837.93, 1,048,280.36 and 193,356.62

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Solution

The fourth proportional to 698,837.93, 1,048,280.36 and 193,356.62 is: 290,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,837.93 : 1,048,280.36 = 193,356.62 : x
  2. Step 2: Convert to fraction form
    698,837.93/1,048,280.36 = 193,356.62/x
  3. Step 3: Cross multiply
    698,837.93x = 1,048,280.36 × 193,356.62
  4. Step 4: Simplify right side
    698,837.93x = 202,691,945,488.67
  5. Step 5: Solve for x
    x = 202,691,945,488.67/698,837.93
  6. Step 6: Final answer
    x = 290,041.42

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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.