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Finding the Fourth Proportional to 186,336.60, 279,504.90 and 183,712.20

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Solution

The fourth proportional to 186,336.60, 279,504.90 and 183,712.20 is: 275,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,336.60 : 279,504.90 = 183,712.20 : x
  2. Step 2: Convert to fraction form
    186,336.60/279,504.90 = 183,712.20/x
  3. Step 3: Cross multiply
    186,336.60x = 279,504.90 × 183,712.20
  4. Step 4: Simplify right side
    186,336.60x = 51,348,460,089.78
  5. Step 5: Solve for x
    x = 51,348,460,089.78/186,336.60
  6. Step 6: Final answer
    x = 275,568.30

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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.