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Finding the Fourth Proportional to 366,324.80, 549,487.20 and 350,772.80

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Solution

The fourth proportional to 366,324.80, 549,487.20 and 350,772.80 is: 526,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,324.80 : 549,487.20 = 350,772.80 : x
  2. Step 2: Convert to fraction form
    366,324.80/549,487.20 = 350,772.80/x
  3. Step 3: Cross multiply
    366,324.80x = 549,487.20 × 350,772.80
  4. Step 4: Simplify right side
    366,324.80x = 192,745,163,708.16
  5. Step 5: Solve for x
    x = 192,745,163,708.16/366,324.80
  6. Step 6: Final answer
    x = 526,159.20

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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.