Home / 798,637.05-1,102,110.75-436,059.78

Finding the Fourth Proportional to 798,637.05, 1,102,110.75 and 436,059.78

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Solution

The fourth proportional to 798,637.05, 1,102,110.75 and 436,059.78 is: 601,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,637.05 : 1,102,110.75 = 436,059.78 : x
  2. Step 2: Convert to fraction form
    798,637.05/1,102,110.75 = 436,059.78/x
  3. Step 3: Cross multiply
    798,637.05x = 1,102,110.75 × 436,059.78
  4. Step 4: Simplify right side
    798,637.05x = 480,586,171,180.64
  5. Step 5: Solve for x
    x = 480,586,171,180.64/798,637.05
  6. Step 6: Final answer
    x = 601,757.92

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1.5x scale

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.