Home / 829,274.48-1,243,772.98-230,296.19

Finding the Fourth Proportional to 829,274.48, 1,243,772.98 and 230,296.19

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Solution

The fourth proportional to 829,274.48, 1,243,772.98 and 230,296.19 is: 345,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,274.48 : 1,243,772.98 = 230,296.19 : x
  2. Step 2: Convert to fraction form
    829,274.48/1,243,772.98 = 230,296.19/x
  3. Step 3: Cross multiply
    829,274.48x = 1,243,772.98 × 230,296.19
  4. Step 4: Simplify right side
    829,274.48x = 286,436,178,518.95
  5. Step 5: Solve for x
    x = 286,436,178,518.95/829,274.48
  6. Step 6: Final answer
    x = 345,405.76

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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.