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Finding the Fourth Proportional to 604,826.80, 906,365.40 and 267,591.40

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Solution

The fourth proportional to 604,826.80, 906,365.40 and 267,591.40 is: 401,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,826.80 : 906,365.40 = 267,591.40 : x
  2. Step 2: Convert to fraction form
    604,826.80/906,365.40 = 267,591.40/x
  3. Step 3: Cross multiply
    604,826.80x = 906,365.40 × 267,591.40
  4. Step 4: Simplify right side
    604,826.80x = 242,535,586,297.56
  5. Step 5: Solve for x
    x = 242,535,586,297.56/604,826.80
  6. Step 6: Final answer
    x = 401,000.07

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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.