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Finding the Fourth Proportional to 531,125.57, 732,930.37 and 301,682.14

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Solution

The fourth proportional to 531,125.57, 732,930.37 and 301,682.14 is: 416,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,125.57 : 732,930.37 = 301,682.14 : x
  2. Step 2: Convert to fraction form
    531,125.57/732,930.37 = 301,682.14/x
  3. Step 3: Cross multiply
    531,125.57x = 732,930.37 × 301,682.14
  4. Step 4: Simplify right side
    531,125.57x = 221,112,004,028.79
  5. Step 5: Solve for x
    x = 221,112,004,028.79/531,125.57
  6. Step 6: Final answer
    x = 416,308.34

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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.