Home / 619,192.08-854,637.48-377,607.96

Finding the Fourth Proportional to 619,192.08, 854,637.48 and 377,607.96

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Solution

The fourth proportional to 619,192.08, 854,637.48 and 377,607.96 is: 521,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,192.08 : 854,637.48 = 377,607.96 : x
  2. Step 2: Convert to fraction form
    619,192.08/854,637.48 = 377,607.96/x
  3. Step 3: Cross multiply
    619,192.08x = 854,637.48 × 377,607.96
  4. Step 4: Simplify right side
    619,192.08x = 322,717,915,362.34
  5. Step 5: Solve for x
    x = 322,717,915,362.34/619,192.08
  6. Step 6: Final answer
    x = 521,191.93

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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.