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Finding the Fourth Proportional to 481,415.68, 722,538.24 and 232,307.20

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Solution

The fourth proportional to 481,415.68, 722,538.24 and 232,307.20 is: 348,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,415.68 : 722,538.24 = 232,307.20 : x
  2. Step 2: Convert to fraction form
    481,415.68/722,538.24 = 232,307.20/x
  3. Step 3: Cross multiply
    481,415.68x = 722,538.24 × 232,307.20
  4. Step 4: Simplify right side
    481,415.68x = 167,850,835,427.33
  5. Step 5: Solve for x
    x = 167,850,835,427.33/481,415.68
  6. Step 6: Final answer
    x = 348,660.92

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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.