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Finding the Fourth Proportional to 525,657.30, 788,761.35 and 241,433.70

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Solution

The fourth proportional to 525,657.30, 788,761.35 and 241,433.70 is: 362,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,657.30 : 788,761.35 = 241,433.70 : x
  2. Step 2: Convert to fraction form
    525,657.30/788,761.35 = 241,433.70/x
  3. Step 3: Cross multiply
    525,657.30x = 788,761.35 × 241,433.70
  4. Step 4: Simplify right side
    525,657.30x = 190,433,571,147.50
  5. Step 5: Solve for x
    x = 190,433,571,147.50/525,657.30
  6. Step 6: Final answer
    x = 362,277.04

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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.