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Finding the Fourth Proportional to 444,003.60, 666,091.80 and 191,283.60

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Solution

The fourth proportional to 444,003.60, 666,091.80 and 191,283.60 is: 286,962.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,003.60 : 666,091.80 = 191,283.60 : x
  2. Step 2: Convert to fraction form
    444,003.60/666,091.80 = 191,283.60/x
  3. Step 3: Cross multiply
    444,003.60x = 666,091.80 × 191,283.60
  4. Step 4: Simplify right side
    444,003.60x = 127,412,437,434.48
  5. Step 5: Solve for x
    x = 127,412,437,434.48/444,003.60
  6. Step 6: Final answer
    x = 286,962.62

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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.