Home / 306,950.77-460,422.05-79,247.16

Finding the Fourth Proportional to 306,950.77, 460,422.05 and 79,247.16

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Solution

The fourth proportional to 306,950.77, 460,422.05 and 79,247.16 is: 118,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,950.77 : 460,422.05 = 79,247.16 : x
  2. Step 2: Convert to fraction form
    306,950.77/460,422.05 = 79,247.16/x
  3. Step 3: Cross multiply
    306,950.77x = 460,422.05 × 79,247.16
  4. Step 4: Simplify right side
    306,950.77x = 36,487,141,788.58
  5. Step 5: Solve for x
    x = 36,487,141,788.58/306,950.77
  6. Step 6: Final answer
    x = 118,869.69

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1.5x scale

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.