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Finding the Fourth Proportional to 227,655.51, 313,872.54 and 186,668.62

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Solution

The fourth proportional to 227,655.51, 313,872.54 and 186,668.62 is: 257,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,655.51 : 313,872.54 = 186,668.62 : x
  2. Step 2: Convert to fraction form
    227,655.51/313,872.54 = 186,668.62/x
  3. Step 3: Cross multiply
    227,655.51x = 313,872.54 × 186,668.62
  4. Step 4: Simplify right side
    227,655.51x = 58,590,153,897.69
  5. Step 5: Solve for x
    x = 58,590,153,897.69/227,655.51
  6. Step 6: Final answer
    x = 257,363.21

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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.