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Finding the Fourth Proportional to 592,950.33, 818,261.55 and 321,016.01

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Solution

The fourth proportional to 592,950.33, 818,261.55 and 321,016.01 is: 442,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,950.33 : 818,261.55 = 321,016.01 : x
  2. Step 2: Convert to fraction form
    592,950.33/818,261.55 = 321,016.01/x
  3. Step 3: Cross multiply
    592,950.33x = 818,261.55 × 321,016.01
  4. Step 4: Simplify right side
    592,950.33x = 262,675,053,826.11
  5. Step 5: Solve for x
    x = 262,675,053,826.11/592,950.33
  6. Step 6: Final answer
    x = 442,996.72

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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.