Home / 296,588.16-444,958.07-86,226.10

Finding the Fourth Proportional to 296,588.16, 444,958.07 and 86,226.10

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Solution

The fourth proportional to 296,588.16, 444,958.07 and 86,226.10 is: 129,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,588.16 : 444,958.07 = 86,226.10 : x
  2. Step 2: Convert to fraction form
    296,588.16/444,958.07 = 86,226.10/x
  3. Step 3: Cross multiply
    296,588.16x = 444,958.07 × 86,226.10
  4. Step 4: Simplify right side
    296,588.16x = 38,366,999,039.63
  5. Step 5: Solve for x
    x = 38,366,999,039.63/296,588.16
  6. Step 6: Final answer
    x = 129,361.20

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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.