Home / 692,727.68-1,039,150.44-243,409.74

Finding the Fourth Proportional to 692,727.68, 1,039,150.44 and 243,409.74

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Solution

The fourth proportional to 692,727.68, 1,039,150.44 and 243,409.74 is: 365,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,727.68 : 1,039,150.44 = 243,409.74 : x
  2. Step 2: Convert to fraction form
    692,727.68/1,039,150.44 = 243,409.74/x
  3. Step 3: Cross multiply
    692,727.68x = 1,039,150.44 × 243,409.74
  4. Step 4: Simplify right side
    692,727.68x = 252,939,338,421.29
  5. Step 5: Solve for x
    x = 252,939,338,421.29/692,727.68
  6. Step 6: Final answer
    x = 365,135.32

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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.