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Finding the Fourth Proportional to 243,016.40, 364,524.60 and 183,967.40

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Solution

The fourth proportional to 243,016.40, 364,524.60 and 183,967.40 is: 275,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,016.40 : 364,524.60 = 183,967.40 : x
  2. Step 2: Convert to fraction form
    243,016.40/364,524.60 = 183,967.40/x
  3. Step 3: Cross multiply
    243,016.40x = 364,524.60 × 183,967.40
  4. Step 4: Simplify right side
    243,016.40x = 67,060,642,898.04
  5. Step 5: Solve for x
    x = 67,060,642,898.04/243,016.40
  6. Step 6: Final answer
    x = 275,951.10

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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.