Home / 513,153.84-769,844.16-176,186.82

Finding the Fourth Proportional to 513,153.84, 769,844.16 and 176,186.82

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Solution

The fourth proportional to 513,153.84, 769,844.16 and 176,186.82 is: 264,319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,153.84 : 769,844.16 = 176,186.82 : x
  2. Step 2: Convert to fraction form
    513,153.84/769,844.16 = 176,186.82/x
  3. Step 3: Cross multiply
    513,153.84x = 769,844.16 × 176,186.82
  4. Step 4: Simplify right side
    513,153.84x = 135,636,394,445.97
  5. Step 5: Solve for x
    x = 135,636,394,445.97/513,153.84
  6. Step 6: Final answer
    x = 264,319.16

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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.