Home / 692,637.32-1,039,059.88-243,279

Finding the Fourth Proportional to 692,637.32, 1,039,059.88 and 243,279

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Solution

The fourth proportional to 692,637.32, 1,039,059.88 and 243,279 is: 364,954.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,637.32 : 1,039,059.88 = 243,279 : x
  2. Step 2: Convert to fraction form
    692,637.32/1,039,059.88 = 243,279/x
  3. Step 3: Cross multiply
    692,637.32x = 1,039,059.88 × 243,279
  4. Step 4: Simplify right side
    692,637.32x = 252,781,448,546.52
  5. Step 5: Solve for x
    x = 252,781,448,546.52/692,637.32
  6. Step 6: Final answer
    x = 364,954.99

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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.