Home / 294,815.34-406,845.54-160,679.34

Finding the Fourth Proportional to 294,815.34, 406,845.54 and 160,679.34

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Solution

The fourth proportional to 294,815.34, 406,845.54 and 160,679.34 is: 221,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,815.34 : 406,845.54 = 160,679.34 : x
  2. Step 2: Convert to fraction form
    294,815.34/406,845.54 = 160,679.34/x
  3. Step 3: Cross multiply
    294,815.34x = 406,845.54 × 160,679.34
  4. Step 4: Simplify right side
    294,815.34x = 65,371,672,849.14
  5. Step 5: Solve for x
    x = 65,371,672,849.14/294,815.34
  6. Step 6: Final answer
    x = 221,737.69

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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.