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Finding the Fourth Proportional to 268,602.02, 370,680.53 and 147,752.65

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Solution

The fourth proportional to 268,602.02, 370,680.53 and 147,752.65 is: 203,904.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,602.02 : 370,680.53 = 147,752.65 : x
  2. Step 2: Convert to fraction form
    268,602.02/370,680.53 = 147,752.65/x
  3. Step 3: Cross multiply
    268,602.02x = 370,680.53 × 147,752.65
  4. Step 4: Simplify right side
    268,602.02x = 54,769,028,945.44
  5. Step 5: Solve for x
    x = 54,769,028,945.44/268,602.02
  6. Step 6: Final answer
    x = 203,904.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.