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Finding the Fourth Proportional to 243,246.66, 364,776.93 and 116,851.74

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Solution

The fourth proportional to 243,246.66, 364,776.93 and 116,851.74 is: 175,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,246.66 : 364,776.93 = 116,851.74 : x
  2. Step 2: Convert to fraction form
    243,246.66/364,776.93 = 116,851.74/x
  3. Step 3: Cross multiply
    243,246.66x = 364,776.93 × 116,851.74
  4. Step 4: Simplify right side
    243,246.66x = 42,624,818,982.36
  5. Step 5: Solve for x
    x = 42,624,818,982.36/243,246.66
  6. Step 6: Final answer
    x = 175,232.91

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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.