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Finding the Fourth Proportional to 299,079.60, 448,619.40 and 232,724.40

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Solution

The fourth proportional to 299,079.60, 448,619.40 and 232,724.40 is: 349,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,079.60 : 448,619.40 = 232,724.40 : x
  2. Step 2: Convert to fraction form
    299,079.60/448,619.40 = 232,724.40/x
  3. Step 3: Cross multiply
    299,079.60x = 448,619.40 × 232,724.40
  4. Step 4: Simplify right side
    299,079.60x = 104,404,680,693.36
  5. Step 5: Solve for x
    x = 104,404,680,693.36/299,079.60
  6. Step 6: Final answer
    x = 349,086.60

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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.