Home / 707,087.49-1,060,174.86-302,543.73

Finding the Fourth Proportional to 707,087.49, 1,060,174.86 and 302,543.73

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Solution

The fourth proportional to 707,087.49, 1,060,174.86 and 302,543.73 is: 453,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,087.49 : 1,060,174.86 = 302,543.73 : x
  2. Step 2: Convert to fraction form
    707,087.49/1,060,174.86 = 302,543.73/x
  3. Step 3: Cross multiply
    707,087.49x = 1,060,174.86 × 302,543.73
  4. Step 4: Simplify right side
    707,087.49x = 320,749,256,596.63
  5. Step 5: Solve for x
    x = 320,749,256,596.63/707,087.49
  6. Step 6: Final answer
    x = 453,620.32

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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.