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Finding the Fourth Proportional to 254,775.60, 351,609.93 and 152,804.97

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Solution

The fourth proportional to 254,775.60, 351,609.93 and 152,804.97 is: 210,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,775.60 : 351,609.93 = 152,804.97 : x
  2. Step 2: Convert to fraction form
    254,775.60/351,609.93 = 152,804.97/x
  3. Step 3: Cross multiply
    254,775.60x = 351,609.93 × 152,804.97
  4. Step 4: Simplify right side
    254,775.60x = 53,727,744,805.35
  5. Step 5: Solve for x
    x = 53,727,744,805.35/254,775.60
  6. Step 6: Final answer
    x = 210,882.62

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1.5x scale

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.