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Finding the Fourth Proportional to 524,958.76, 787,563.54 and 169,973.16

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Solution

The fourth proportional to 524,958.76, 787,563.54 and 169,973.16 is: 255,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,958.76 : 787,563.54 = 169,973.16 : x
  2. Step 2: Convert to fraction form
    524,958.76/787,563.54 = 169,973.16/x
  3. Step 3: Cross multiply
    524,958.76x = 787,563.54 × 169,973.16
  4. Step 4: Simplify right side
    524,958.76x = 133,864,663,594.59
  5. Step 5: Solve for x
    x = 133,864,663,594.59/524,958.76
  6. Step 6: Final answer
    x = 255,000.34

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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.