Home / 436,216.32-654,056.46-169,666.11

Finding the Fourth Proportional to 436,216.32, 654,056.46 and 169,666.11

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Solution

The fourth proportional to 436,216.32, 654,056.46 and 169,666.11 is: 254,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,216.32 : 654,056.46 = 169,666.11 : x
  2. Step 2: Convert to fraction form
    436,216.32/654,056.46 = 169,666.11/x
  3. Step 3: Cross multiply
    436,216.32x = 654,056.46 × 169,666.11
  4. Step 4: Simplify right side
    436,216.32x = 110,971,215,288.57
  5. Step 5: Solve for x
    x = 110,971,215,288.57/436,216.32
  6. Step 6: Final answer
    x = 254,394.92

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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.