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Finding the Fourth Proportional to 613,343.07, 846,407.12 and 337,692.20

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Solution

The fourth proportional to 613,343.07, 846,407.12 and 337,692.20 is: 466,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,343.07 : 846,407.12 = 337,692.20 : x
  2. Step 2: Convert to fraction form
    613,343.07/846,407.12 = 337,692.20/x
  3. Step 3: Cross multiply
    613,343.07x = 846,407.12 × 337,692.20
  4. Step 4: Simplify right side
    613,343.07x = 285,825,076,527.97
  5. Step 5: Solve for x
    x = 285,825,076,527.97/613,343.07
  6. Step 6: Final answer
    x = 466,011.75

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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.