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Finding the Fourth Proportional to 237,302.56, 355,953.78 and 71,090.56

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Solution

The fourth proportional to 237,302.56, 355,953.78 and 71,090.56 is: 106,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,302.56 : 355,953.78 = 71,090.56 : x
  2. Step 2: Convert to fraction form
    237,302.56/355,953.78 = 71,090.56/x
  3. Step 3: Cross multiply
    237,302.56x = 355,953.78 × 71,090.56
  4. Step 4: Simplify right side
    237,302.56x = 25,304,953,554.32
  5. Step 5: Solve for x
    x = 25,304,953,554.32/237,302.56
  6. Step 6: Final answer
    x = 106,635.82

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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.