Home / 592,581.51-816,990.44-377,643.15

Finding the Fourth Proportional to 592,581.51, 816,990.44 and 377,643.15

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Solution

The fourth proportional to 592,581.51, 816,990.44 and 377,643.15 is: 520,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,581.51 : 816,990.44 = 377,643.15 : x
  2. Step 2: Convert to fraction form
    592,581.51/816,990.44 = 377,643.15/x
  3. Step 3: Cross multiply
    592,581.51x = 816,990.44 × 377,643.15
  4. Step 4: Simplify right side
    592,581.51x = 308,530,841,393.27
  5. Step 5: Solve for x
    x = 308,530,841,393.27/592,581.51
  6. Step 6: Final answer
    x = 520,655.53

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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.