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Finding the Fourth Proportional to 355,308.40, 532,962.60 and 236,594.80

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Solution

The fourth proportional to 355,308.40, 532,962.60 and 236,594.80 is: 354,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,308.40 : 532,962.60 = 236,594.80 : x
  2. Step 2: Convert to fraction form
    355,308.40/532,962.60 = 236,594.80/x
  3. Step 3: Cross multiply
    355,308.40x = 532,962.60 × 236,594.80
  4. Step 4: Simplify right side
    355,308.40x = 126,096,179,754.48
  5. Step 5: Solve for x
    x = 126,096,179,754.48/355,308.40
  6. Step 6: Final answer
    x = 354,892.20

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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.