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Finding the Fourth Proportional to 753,852.88, 1,130,954 and 248,395.76

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Solution

The fourth proportional to 753,852.88, 1,130,954 and 248,395.76 is: 372,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,852.88 : 1,130,954 = 248,395.76 : x
  2. Step 2: Convert to fraction form
    753,852.88/1,130,954 = 248,395.76/x
  3. Step 3: Cross multiply
    753,852.88x = 1,130,954 × 248,395.76
  4. Step 4: Simplify right side
    753,852.88x = 280,924,178,355.04
  5. Step 5: Solve for x
    x = 280,924,178,355.04/753,852.88
  6. Step 6: Final answer
    x = 372,651.20

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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.