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Finding the Fourth Proportional to 264,984.48, 365,678.32 and 151,807.68

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Solution

The fourth proportional to 264,984.48, 365,678.32 and 151,807.68 is: 209,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,984.48 : 365,678.32 = 151,807.68 : x
  2. Step 2: Convert to fraction form
    264,984.48/365,678.32 = 151,807.68/x
  3. Step 3: Cross multiply
    264,984.48x = 365,678.32 × 151,807.68
  4. Step 4: Simplify right side
    264,984.48x = 55,512,777,385.50
  5. Step 5: Solve for x
    x = 55,512,777,385.50/264,984.48
  6. Step 6: Final answer
    x = 209,494.45

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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.