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Finding the Fourth Proportional to 523,477.28, 785,341.20 and 168,524.48

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Solution

The fourth proportional to 523,477.28, 785,341.20 and 168,524.48 is: 252,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,477.28 : 785,341.20 = 168,524.48 : x
  2. Step 2: Convert to fraction form
    523,477.28/785,341.20 = 168,524.48/x
  3. Step 3: Cross multiply
    523,477.28x = 785,341.20 × 168,524.48
  4. Step 4: Simplify right side
    523,477.28x = 132,349,217,352.58
  5. Step 5: Solve for x
    x = 132,349,217,352.58/523,477.28
  6. Step 6: Final answer
    x = 252,827.05

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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.