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Finding the Fourth Proportional to 411,283.66, 567,567.57 and 229,993.51

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Solution

The fourth proportional to 411,283.66, 567,567.57 and 229,993.51 is: 317,388.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,283.66 : 567,567.57 = 229,993.51 : x
  2. Step 2: Convert to fraction form
    411,283.66/567,567.57 = 229,993.51/x
  3. Step 3: Cross multiply
    411,283.66x = 567,567.57 × 229,993.51
  4. Step 4: Simplify right side
    411,283.66x = 130,536,857,586.47
  5. Step 5: Solve for x
    x = 130,536,857,586.47/411,283.66
  6. Step 6: Final answer
    x = 317,388.87

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Double scale
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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.