Home / 436,473.36-654,707.16-112,260.96

Finding the Fourth Proportional to 436,473.36, 654,707.16 and 112,260.96

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Solution

The fourth proportional to 436,473.36, 654,707.16 and 112,260.96 is: 168,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,473.36 : 654,707.16 = 112,260.96 : x
  2. Step 2: Convert to fraction form
    436,473.36/654,707.16 = 112,260.96/x
  3. Step 3: Cross multiply
    436,473.36x = 654,707.16 × 112,260.96
  4. Step 4: Simplify right side
    436,473.36x = 73,498,054,300.47
  5. Step 5: Solve for x
    x = 73,498,054,300.47/436,473.36
  6. Step 6: Final answer
    x = 168,390.70

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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.