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Finding the Fourth Proportional to 222,767.60, 333,762.60 and 191,663.60

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Solution

The fourth proportional to 222,767.60, 333,762.60 and 191,663.60 is: 287,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,767.60 : 333,762.60 = 191,663.60 : x
  2. Step 2: Convert to fraction form
    222,767.60/333,762.60 = 191,663.60/x
  3. Step 3: Cross multiply
    222,767.60x = 333,762.60 × 191,663.60
  4. Step 4: Simplify right side
    222,767.60x = 63,970,141,461.36
  5. Step 5: Solve for x
    x = 63,970,141,461.36/222,767.60
  6. Step 6: Final answer
    x = 287,160.89

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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.