Home / 691,051.92-1,036,630.37-235,501.58

Finding the Fourth Proportional to 691,051.92, 1,036,630.37 and 235,501.58

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Solution

The fourth proportional to 691,051.92, 1,036,630.37 and 235,501.58 is: 353,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,051.92 : 1,036,630.37 = 235,501.58 : x
  2. Step 2: Convert to fraction form
    691,051.92/1,036,630.37 = 235,501.58/x
  3. Step 3: Cross multiply
    691,051.92x = 1,036,630.37 × 235,501.58
  4. Step 4: Simplify right side
    691,051.92x = 244,128,090,010.99
  5. Step 5: Solve for x
    x = 244,128,090,010.99/691,051.92
  6. Step 6: Final answer
    x = 353,270.26

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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.