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Finding the Fourth Proportional to 468,435.52, 702,222.72 and 168,842.80

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Solution

The fourth proportional to 468,435.52, 702,222.72 and 168,842.80 is: 253,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,435.52 : 702,222.72 = 168,842.80 : x
  2. Step 2: Convert to fraction form
    468,435.52/702,222.72 = 168,842.80/x
  3. Step 3: Cross multiply
    468,435.52x = 702,222.72 × 168,842.80
  4. Step 4: Simplify right side
    468,435.52x = 118,565,250,268.42
  5. Step 5: Solve for x
    x = 118,565,250,268.42/468,435.52
  6. Step 6: Final answer
    x = 253,109.01

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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.