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Finding the Fourth Proportional to 537,957.45, 806,747.58 and 158,777.01

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Solution

The fourth proportional to 537,957.45, 806,747.58 and 158,777.01 is: 238,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,957.45 : 806,747.58 = 158,777.01 : x
  2. Step 2: Convert to fraction form
    537,957.45/806,747.58 = 158,777.01/x
  3. Step 3: Cross multiply
    537,957.45x = 806,747.58 × 158,777.01
  4. Step 4: Simplify right side
    537,957.45x = 128,092,968,577.14
  5. Step 5: Solve for x
    x = 128,092,968,577.14/537,957.45
  6. Step 6: Final answer
    x = 238,109.85

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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.