Home / 832,309.02-1,148,463.30-505,452.06

Finding the Fourth Proportional to 832,309.02, 1,148,463.30 and 505,452.06

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Solution

The fourth proportional to 832,309.02, 1,148,463.30 and 505,452.06 is: 697,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,309.02 : 1,148,463.30 = 505,452.06 : x
  2. Step 2: Convert to fraction form
    832,309.02/1,148,463.30 = 505,452.06/x
  3. Step 3: Cross multiply
    832,309.02x = 1,148,463.30 × 505,452.06
  4. Step 4: Simplify right side
    832,309.02x = 580,493,140,819.40
  5. Step 5: Solve for x
    x = 580,493,140,819.40/832,309.02
  6. Step 6: Final answer
    x = 697,449.06

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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.