Home / 406,004.80-609,024.48-125,527.36

Finding the Fourth Proportional to 406,004.80, 609,024.48 and 125,527.36

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Solution

The fourth proportional to 406,004.80, 609,024.48 and 125,527.36 is: 188,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,004.80 : 609,024.48 = 125,527.36 : x
  2. Step 2: Convert to fraction form
    406,004.80/609,024.48 = 125,527.36/x
  3. Step 3: Cross multiply
    406,004.80x = 609,024.48 × 125,527.36
  4. Step 4: Simplify right side
    406,004.80x = 76,449,235,149.77
  5. Step 5: Solve for x
    x = 76,449,235,149.77/406,004.80
  6. Step 6: Final answer
    x = 188,296.38

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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.