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Finding the Fourth Proportional to 600,761.46, 900,147.04 and 422,397.02

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Solution

The fourth proportional to 600,761.46, 900,147.04 and 422,397.02 is: 632,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,761.46 : 900,147.04 = 422,397.02 : x
  2. Step 2: Convert to fraction form
    600,761.46/900,147.04 = 422,397.02/x
  3. Step 3: Cross multiply
    600,761.46x = 900,147.04 × 422,397.02
  4. Step 4: Simplify right side
    600,761.46x = 380,219,427,257.82
  5. Step 5: Solve for x
    x = 380,219,427,257.82/600,761.46
  6. Step 6: Final answer
    x = 632,895.84

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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.