Home / 589,538.50-812,985.17-374,304.89

Finding the Fourth Proportional to 589,538.50, 812,985.17 and 374,304.89

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Solution

The fourth proportional to 589,538.50, 812,985.17 and 374,304.89 is: 516,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,538.50 : 812,985.17 = 374,304.89 : x
  2. Step 2: Convert to fraction form
    589,538.50/812,985.17 = 374,304.89/x
  3. Step 3: Cross multiply
    589,538.50x = 812,985.17 × 374,304.89
  4. Step 4: Simplify right side
    589,538.50x = 304,304,324,628.48
  5. Step 5: Solve for x
    x = 304,304,324,628.48/589,538.50
  6. Step 6: Final answer
    x = 516,173.79

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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.