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Finding the Fourth Proportional to 366,882.60, 549,287.10 and 329,557.80

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Solution

The fourth proportional to 366,882.60, 549,287.10 and 329,557.80 is: 493,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,882.60 : 549,287.10 = 329,557.80 : x
  2. Step 2: Convert to fraction form
    366,882.60/549,287.10 = 329,557.80/x
  3. Step 3: Cross multiply
    366,882.60x = 549,287.10 × 329,557.80
  4. Step 4: Simplify right side
    366,882.60x = 181,021,848,244.38
  5. Step 5: Solve for x
    x = 181,021,848,244.38/366,882.60
  6. Step 6: Final answer
    x = 493,405.38

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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.