Home / 683,778.02-943,670.49-377,914.13

Finding the Fourth Proportional to 683,778.02, 943,670.49 and 377,914.13

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Solution

The fourth proportional to 683,778.02, 943,670.49 and 377,914.13 is: 521,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,778.02 : 943,670.49 = 377,914.13 : x
  2. Step 2: Convert to fraction form
    683,778.02/943,670.49 = 377,914.13/x
  3. Step 3: Cross multiply
    683,778.02x = 943,670.49 × 377,914.13
  4. Step 4: Simplify right side
    683,778.02x = 356,626,406,099.49
  5. Step 5: Solve for x
    x = 356,626,406,099.49/683,778.02
  6. Step 6: Final answer
    x = 521,552.89

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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.