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Finding the Fourth Proportional to 270,482.96, 373,140.72 and 175,020.48

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Solution

The fourth proportional to 270,482.96, 373,140.72 and 175,020.48 is: 241,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,482.96 : 373,140.72 = 175,020.48 : x
  2. Step 2: Convert to fraction form
    270,482.96/373,140.72 = 175,020.48/x
  3. Step 3: Cross multiply
    270,482.96x = 373,140.72 × 175,020.48
  4. Step 4: Simplify right side
    270,482.96x = 65,307,267,921.95
  5. Step 5: Solve for x
    x = 65,307,267,921.95/270,482.96
  6. Step 6: Final answer
    x = 241,446.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.