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Finding the Fourth Proportional to 525,650.80, 788,591.40 and 170,604.40

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Solution

The fourth proportional to 525,650.80, 788,591.40 and 170,604.40 is: 255,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,650.80 : 788,591.40 = 170,604.40 : x
  2. Step 2: Convert to fraction form
    525,650.80/788,591.40 = 170,604.40/x
  3. Step 3: Cross multiply
    525,650.80x = 788,591.40 × 170,604.40
  4. Step 4: Simplify right side
    525,650.80x = 134,537,162,642.16
  5. Step 5: Solve for x
    x = 134,537,162,642.16/525,650.80
  6. Step 6: Final answer
    x = 255,943.99

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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.