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Finding the Fourth Proportional to 525,873.18, 788,186.86 and 241,323.88

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Solution

The fourth proportional to 525,873.18, 788,186.86 and 241,323.88 is: 361,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,873.18 : 788,186.86 = 241,323.88 : x
  2. Step 2: Convert to fraction form
    525,873.18/788,186.86 = 241,323.88/x
  3. Step 3: Cross multiply
    525,873.18x = 788,186.86 × 241,323.88
  4. Step 4: Simplify right side
    525,873.18x = 190,208,311,220.22
  5. Step 5: Solve for x
    x = 190,208,311,220.22/525,873.18
  6. Step 6: Final answer
    x = 361,699.97

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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.