Home / 322,416.09-444,898.86-186,429.45

Finding the Fourth Proportional to 322,416.09, 444,898.86 and 186,429.45

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Solution

The fourth proportional to 322,416.09, 444,898.86 and 186,429.45 is: 257,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,416.09 : 444,898.86 = 186,429.45 : x
  2. Step 2: Convert to fraction form
    322,416.09/444,898.86 = 186,429.45/x
  3. Step 3: Cross multiply
    322,416.09x = 444,898.86 × 186,429.45
  4. Step 4: Simplify right side
    322,416.09x = 82,942,249,775.43
  5. Step 5: Solve for x
    x = 82,942,249,775.43/322,416.09
  6. Step 6: Final answer
    x = 257,252.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.