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Finding the Fourth Proportional to 525,757.62, 788,562.32 and 170,775.93

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Solution

The fourth proportional to 525,757.62, 788,562.32 and 170,775.93 is: 256,139.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,757.62 : 788,562.32 = 170,775.93 : x
  2. Step 2: Convert to fraction form
    525,757.62/788,562.32 = 170,775.93/x
  3. Step 3: Cross multiply
    525,757.62x = 788,562.32 × 170,775.93
  4. Step 4: Simplify right side
    525,757.62x = 134,667,462,707.08
  5. Step 5: Solve for x
    x = 134,667,462,707.08/525,757.62
  6. Step 6: Final answer
    x = 256,139.82

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1.5x scale

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.