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Finding the Fourth Proportional to 540,013.82, 810,020.48 and 160,924.88

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Solution

The fourth proportional to 540,013.82, 810,020.48 and 160,924.88 is: 241,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,013.82 : 810,020.48 = 160,924.88 : x
  2. Step 2: Convert to fraction form
    540,013.82/810,020.48 = 160,924.88/x
  3. Step 3: Cross multiply
    540,013.82x = 810,020.48 × 160,924.88
  4. Step 4: Simplify right side
    540,013.82x = 130,352,450,784.12
  5. Step 5: Solve for x
    x = 130,352,450,784.12/540,013.82
  6. Step 6: Final answer
    x = 241,387.25

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1.5x scale

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.