Home / 406,394.04-609,634.26-125,933.16

Finding the Fourth Proportional to 406,394.04, 609,634.26 and 125,933.16

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Solution

The fourth proportional to 406,394.04, 609,634.26 and 125,933.16 is: 188,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,394.04 : 609,634.26 = 125,933.16 : x
  2. Step 2: Convert to fraction form
    406,394.04/609,634.26 = 125,933.16/x
  3. Step 3: Cross multiply
    406,394.04x = 609,634.26 × 125,933.16
  4. Step 4: Simplify right side
    406,394.04x = 76,773,168,806.06
  5. Step 5: Solve for x
    x = 76,773,168,806.06/406,394.04
  6. Step 6: Final answer
    x = 188,913.13

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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.