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Finding the Fourth Proportional to 243,237.17, 364,855.74 and 123,275.44

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Solution

The fourth proportional to 243,237.17, 364,855.74 and 123,275.44 is: 184,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,237.17 : 364,855.74 = 123,275.44 : x
  2. Step 2: Convert to fraction form
    243,237.17/364,855.74 = 123,275.44/x
  3. Step 3: Cross multiply
    243,237.17x = 364,855.74 × 123,275.44
  4. Step 4: Simplify right side
    243,237.17x = 44,977,751,885.03
  5. Step 5: Solve for x
    x = 44,977,751,885.03/243,237.17
  6. Step 6: Final answer
    x = 184,913.15

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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.