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Finding the Fourth Proportional to 540,095.94, 809,956.22 and 300,575.34

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Solution

The fourth proportional to 540,095.94, 809,956.22 and 300,575.34 is: 450,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,095.94 : 809,956.22 = 300,575.34 : x
  2. Step 2: Convert to fraction form
    540,095.94/809,956.22 = 300,575.34/x
  3. Step 3: Cross multiply
    540,095.94x = 809,956.22 × 300,575.34
  4. Step 4: Simplify right side
    540,095.94x = 243,452,864,708.74
  5. Step 5: Solve for x
    x = 243,452,864,708.74/540,095.94
  6. Step 6: Final answer
    x = 450,758.55

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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.