Home / 588,789.76-882,444.16-318,907.36

Finding the Fourth Proportional to 588,789.76, 882,444.16 and 318,907.36

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Solution

The fourth proportional to 588,789.76, 882,444.16 and 318,907.36 is: 477,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,789.76 : 882,444.16 = 318,907.36 : x
  2. Step 2: Convert to fraction form
    588,789.76/882,444.16 = 318,907.36/x
  3. Step 3: Cross multiply
    588,789.76x = 882,444.16 × 318,907.36
  4. Step 4: Simplify right side
    588,789.76x = 281,417,937,413.02
  5. Step 5: Solve for x
    x = 281,417,937,413.02/588,789.76
  6. Step 6: Final answer
    x = 477,959.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.