Home / 785,961.36-1,177,955.60-336,153.38

Finding the Fourth Proportional to 785,961.36, 1,177,955.60 and 336,153.38

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Solution

The fourth proportional to 785,961.36, 1,177,955.60 and 336,153.38 is: 503,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,961.36 : 1,177,955.60 = 336,153.38 : x
  2. Step 2: Convert to fraction form
    785,961.36/1,177,955.60 = 336,153.38/x
  3. Step 3: Cross multiply
    785,961.36x = 1,177,955.60 × 336,153.38
  4. Step 4: Simplify right side
    785,961.36x = 395,973,748,859.38
  5. Step 5: Solve for x
    x = 395,973,748,859.38/785,961.36
  6. Step 6: Final answer
    x = 503,808.16

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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.