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Finding the Fourth Proportional to 243,993.77, 365,457.62 and 101,406.74

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Solution

The fourth proportional to 243,993.77, 365,457.62 and 101,406.74 is: 151,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,993.77 : 365,457.62 = 101,406.74 : x
  2. Step 2: Convert to fraction form
    243,993.77/365,457.62 = 101,406.74/x
  3. Step 3: Cross multiply
    243,993.77x = 365,457.62 × 101,406.74
  4. Step 4: Simplify right side
    243,993.77x = 37,059,864,278.59
  5. Step 5: Solve for x
    x = 37,059,864,278.59/243,993.77
  6. Step 6: Final answer
    x = 151,888.57

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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.