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Finding the Fourth Proportional to 234,651.71, 323,795.06 and 144,011.49

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Solution

The fourth proportional to 234,651.71, 323,795.06 and 144,011.49 is: 198,720.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,651.71 : 323,795.06 = 144,011.49 : x
  2. Step 2: Convert to fraction form
    234,651.71/323,795.06 = 144,011.49/x
  3. Step 3: Cross multiply
    234,651.71x = 323,795.06 × 144,011.49
  4. Step 4: Simplify right side
    234,651.71x = 46,630,208,325.18
  5. Step 5: Solve for x
    x = 46,630,208,325.18/234,651.71
  6. Step 6: Final answer
    x = 198,720.94

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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.