Home / 691,055.92-1,036,636.37-235,505.58

Finding the Fourth Proportional to 691,055.92, 1,036,636.37 and 235,505.58

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Solution

The fourth proportional to 691,055.92, 1,036,636.37 and 235,505.58 is: 353,276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,055.92 : 1,036,636.37 = 235,505.58 : x
  2. Step 2: Convert to fraction form
    691,055.92/1,036,636.37 = 235,505.58/x
  3. Step 3: Cross multiply
    691,055.92x = 1,036,636.37 × 235,505.58
  4. Step 4: Simplify right side
    691,055.92x = 244,133,649,565.95
  5. Step 5: Solve for x
    x = 244,133,649,565.95/691,055.92
  6. Step 6: Final answer
    x = 353,276.26

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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.