Home / 684,523.14-1,026,347.25-328,829.46

Finding the Fourth Proportional to 684,523.14, 1,026,347.25 and 328,829.46

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Solution

The fourth proportional to 684,523.14, 1,026,347.25 and 328,829.46 is: 493,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,523.14 : 1,026,347.25 = 328,829.46 : x
  2. Step 2: Convert to fraction form
    684,523.14/1,026,347.25 = 328,829.46/x
  3. Step 3: Cross multiply
    684,523.14x = 1,026,347.25 × 328,829.46
  4. Step 4: Simplify right side
    684,523.14x = 337,493,211,989.99
  5. Step 5: Solve for x
    x = 337,493,211,989.99/684,523.14
  6. Step 6: Final answer
    x = 493,034.04

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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.