Home / 479,144.23-718,560.87-159,210.19

Finding the Fourth Proportional to 479,144.23, 718,560.87 and 159,210.19

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Solution

The fourth proportional to 479,144.23, 718,560.87 and 159,210.19 is: 238,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,144.23 : 718,560.87 = 159,210.19 : x
  2. Step 2: Convert to fraction form
    479,144.23/718,560.87 = 159,210.19/x
  3. Step 3: Cross multiply
    479,144.23x = 718,560.87 × 159,210.19
  4. Step 4: Simplify right side
    479,144.23x = 114,402,212,639.27
  5. Step 5: Solve for x
    x = 114,402,212,639.27/479,144.23
  6. Step 6: Final answer
    x = 238,763.62

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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.