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Finding the Fourth Proportional to 654,182.76, 902,797.80 and 367,701.96

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Solution

The fourth proportional to 654,182.76, 902,797.80 and 367,701.96 is: 507,443.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,182.76 : 902,797.80 = 367,701.96 : x
  2. Step 2: Convert to fraction form
    654,182.76/902,797.80 = 367,701.96/x
  3. Step 3: Cross multiply
    654,182.76x = 902,797.80 × 367,701.96
  4. Step 4: Simplify right side
    654,182.76x = 331,960,520,543.69
  5. Step 5: Solve for x
    x = 331,960,520,543.69/654,182.76
  6. Step 6: Final answer
    x = 507,443.09

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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.