Home / 706,663.24-1,059,859.65-274,380.72

Finding the Fourth Proportional to 706,663.24, 1,059,859.65 and 274,380.72

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Solution

The fourth proportional to 706,663.24, 1,059,859.65 and 274,380.72 is: 411,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,663.24 : 1,059,859.65 = 274,380.72 : x
  2. Step 2: Convert to fraction form
    706,663.24/1,059,859.65 = 274,380.72/x
  3. Step 3: Cross multiply
    706,663.24x = 1,059,859.65 × 274,380.72
  4. Step 4: Simplify right side
    706,663.24x = 290,805,050,920.40
  5. Step 5: Solve for x
    x = 290,805,050,920.40/706,663.24
  6. Step 6: Final answer
    x = 411,518.58

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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.