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Finding the Fourth Proportional to 357,653.48, 536,732.33 and 168,122.52

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Solution

The fourth proportional to 357,653.48, 536,732.33 and 168,122.52 is: 252,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,653.48 : 536,732.33 = 168,122.52 : x
  2. Step 2: Convert to fraction form
    357,653.48/536,732.33 = 168,122.52/x
  3. Step 3: Cross multiply
    357,653.48x = 536,732.33 × 168,122.52
  4. Step 4: Simplify right side
    357,653.48x = 90,236,791,044.46
  5. Step 5: Solve for x
    x = 90,236,791,044.46/357,653.48
  6. Step 6: Final answer
    x = 252,302.29

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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.