Home / 592,136.22-816,631.56-419,713.14

Finding the Fourth Proportional to 592,136.22, 816,631.56 and 419,713.14

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Solution

The fourth proportional to 592,136.22, 816,631.56 and 419,713.14 is: 578,838.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,136.22 : 816,631.56 = 419,713.14 : x
  2. Step 2: Convert to fraction form
    592,136.22/816,631.56 = 419,713.14/x
  3. Step 3: Cross multiply
    592,136.22x = 816,631.56 × 419,713.14
  4. Step 4: Simplify right side
    592,136.22x = 342,750,996,270.70
  5. Step 5: Solve for x
    x = 342,750,996,270.70/592,136.22
  6. Step 6: Final answer
    x = 578,838.09

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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.