Home / 592,021.80-887,514.30-355,458.60

Finding the Fourth Proportional to 592,021.80, 887,514.30 and 355,458.60

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Solution

The fourth proportional to 592,021.80, 887,514.30 and 355,458.60 is: 532,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,021.80 : 887,514.30 = 355,458.60 : x
  2. Step 2: Convert to fraction form
    592,021.80/887,514.30 = 355,458.60/x
  3. Step 3: Cross multiply
    592,021.80x = 887,514.30 × 355,458.60
  4. Step 4: Simplify right side
    592,021.80x = 315,474,590,557.98
  5. Step 5: Solve for x
    x = 315,474,590,557.98/592,021.80
  6. Step 6: Final answer
    x = 532,876.65

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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.