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Finding the Fourth Proportional to 541,886.16, 747,641.12 and 350,596.56

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Solution

The fourth proportional to 541,886.16, 747,641.12 and 350,596.56 is: 483,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,886.16 : 747,641.12 = 350,596.56 : x
  2. Step 2: Convert to fraction form
    541,886.16/747,641.12 = 350,596.56/x
  3. Step 3: Cross multiply
    541,886.16x = 747,641.12 × 350,596.56
  4. Step 4: Simplify right side
    541,886.16x = 262,120,404,786.55
  5. Step 5: Solve for x
    x = 262,120,404,786.55/541,886.16
  6. Step 6: Final answer
    x = 483,718.58

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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.