Home / 692,122.78-1,036,308.19-358,998.94

Finding the Fourth Proportional to 692,122.78, 1,036,308.19 and 358,998.94

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Solution

The fourth proportional to 692,122.78, 1,036,308.19 and 358,998.94 is: 537,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,122.78 : 1,036,308.19 = 358,998.94 : x
  2. Step 2: Convert to fraction form
    692,122.78/1,036,308.19 = 358,998.94/x
  3. Step 3: Cross multiply
    692,122.78x = 1,036,308.19 × 358,998.94
  4. Step 4: Simplify right side
    692,122.78x = 372,033,541,723.32
  5. Step 5: Solve for x
    x = 372,033,541,723.32/692,122.78
  6. Step 6: Final answer
    x = 537,525.35

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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.