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Finding the Fourth Proportional to 464,434.60, 695,730.30 and 267,212.20

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Solution

The fourth proportional to 464,434.60, 695,730.30 and 267,212.20 is: 400,288.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,434.60 : 695,730.30 = 267,212.20 : x
  2. Step 2: Convert to fraction form
    464,434.60/695,730.30 = 267,212.20/x
  3. Step 3: Cross multiply
    464,434.60x = 695,730.30 × 267,212.20
  4. Step 4: Simplify right side
    464,434.60x = 185,907,624,069.66
  5. Step 5: Solve for x
    x = 185,907,624,069.66/464,434.60
  6. Step 6: Final answer
    x = 400,288.06

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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.