Home / 525,928.50-788,499.09-170,730.54

Finding the Fourth Proportional to 525,928.50, 788,499.09 and 170,730.54

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Solution

The fourth proportional to 525,928.50, 788,499.09 and 170,730.54 is: 255,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,928.50 : 788,499.09 = 170,730.54 : x
  2. Step 2: Convert to fraction form
    525,928.50/788,499.09 = 170,730.54/x
  3. Step 3: Cross multiply
    525,928.50x = 788,499.09 × 170,730.54
  4. Step 4: Simplify right side
    525,928.50x = 134,620,875,425.21
  5. Step 5: Solve for x
    x = 134,620,875,425.21/525,928.50
  6. Step 6: Final answer
    x = 255,968.02

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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.