Home / 976,569.88-1,347,651.79-540,985.85

Finding the Fourth Proportional to 976,569.88, 1,347,651.79 and 540,985.85

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Solution

The fourth proportional to 976,569.88, 1,347,651.79 and 540,985.85 is: 746,552.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,569.88 : 1,347,651.79 = 540,985.85 : x
  2. Step 2: Convert to fraction form
    976,569.88/1,347,651.79 = 540,985.85/x
  3. Step 3: Cross multiply
    976,569.88x = 1,347,651.79 × 540,985.85
  4. Step 4: Simplify right side
    976,569.88x = 729,060,545,748.04
  5. Step 5: Solve for x
    x = 729,060,545,748.04/976,569.88
  6. Step 6: Final answer
    x = 746,552.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.