Home / 306,436.46-459,075.14-173,412.20

Finding the Fourth Proportional to 306,436.46, 459,075.14 and 173,412.20

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Solution

The fourth proportional to 306,436.46, 459,075.14 and 173,412.20 is: 259,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,436.46 : 459,075.14 = 173,412.20 : x
  2. Step 2: Convert to fraction form
    306,436.46/459,075.14 = 173,412.20/x
  3. Step 3: Cross multiply
    306,436.46x = 459,075.14 × 173,412.20
  4. Step 4: Simplify right side
    306,436.46x = 79,609,229,992.71
  5. Step 5: Solve for x
    x = 79,609,229,992.71/306,436.46
  6. Step 6: Final answer
    x = 259,790.33

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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.