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Finding the Fourth Proportional to 264,114.60, 395,564.40 and 216,875.40

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Solution

The fourth proportional to 264,114.60, 395,564.40 and 216,875.40 is: 324,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,114.60 : 395,564.40 = 216,875.40 : x
  2. Step 2: Convert to fraction form
    264,114.60/395,564.40 = 216,875.40/x
  3. Step 3: Cross multiply
    264,114.60x = 395,564.40 × 216,875.40
  4. Step 4: Simplify right side
    264,114.60x = 85,788,187,475.76
  5. Step 5: Solve for x
    x = 85,788,187,475.76/264,114.60
  6. Step 6: Final answer
    x = 324,814.26

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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.