Home / 294,513.42-406,419.36-173,662.20

Finding the Fourth Proportional to 294,513.42, 406,419.36 and 173,662.20

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Solution

The fourth proportional to 294,513.42, 406,419.36 and 173,662.20 is: 239,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,513.42 : 406,419.36 = 173,662.20 : x
  2. Step 2: Convert to fraction form
    294,513.42/406,419.36 = 173,662.20/x
  3. Step 3: Cross multiply
    294,513.42x = 406,419.36 × 173,662.20
  4. Step 4: Simplify right side
    294,513.42x = 70,579,680,180.19
  5. Step 5: Solve for x
    x = 70,579,680,180.19/294,513.42
  6. Step 6: Final answer
    x = 239,648.43

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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.