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Finding the Fourth Proportional to 544,060.58, 750,012.28 and 380,208.38

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Solution

The fourth proportional to 544,060.58, 750,012.28 and 380,208.38 is: 524,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,060.58 : 750,012.28 = 380,208.38 : x
  2. Step 2: Convert to fraction form
    544,060.58/750,012.28 = 380,208.38/x
  3. Step 3: Cross multiply
    544,060.58x = 750,012.28 × 380,208.38
  4. Step 4: Simplify right side
    544,060.58x = 285,160,953,958.91
  5. Step 5: Solve for x
    x = 285,160,953,958.91/544,060.58
  6. Step 6: Final answer
    x = 524,134.56

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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.