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Finding the Fourth Proportional to 248,577.30, 372,914.55 and 98,792.10

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Solution

The fourth proportional to 248,577.30, 372,914.55 and 98,792.10 is: 148,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,577.30 : 372,914.55 = 98,792.10 : x
  2. Step 2: Convert to fraction form
    248,577.30/372,914.55 = 98,792.10/x
  3. Step 3: Cross multiply
    248,577.30x = 372,914.55 × 98,792.10
  4. Step 4: Simplify right side
    248,577.30x = 36,841,011,515.06
  5. Step 5: Solve for x
    x = 36,841,011,515.06/248,577.30
  6. Step 6: Final answer
    x = 148,207.47

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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.