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Finding the Fourth Proportional to 463,325.40, 695,376.90 and 226,870.20

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Solution

The fourth proportional to 463,325.40, 695,376.90 and 226,870.20 is: 340,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,325.40 : 695,376.90 = 226,870.20 : x
  2. Step 2: Convert to fraction form
    463,325.40/695,376.90 = 226,870.20/x
  3. Step 3: Cross multiply
    463,325.40x = 695,376.90 × 226,870.20
  4. Step 4: Simplify right side
    463,325.40x = 157,760,296,378.38
  5. Step 5: Solve for x
    x = 157,760,296,378.38/463,325.40
  6. Step 6: Final answer
    x = 340,495.68

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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.