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Finding the Fourth Proportional to 582,258.75, 873,388.53 and 161,535.03

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Solution

The fourth proportional to 582,258.75, 873,388.53 and 161,535.03 is: 242,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,258.75 : 873,388.53 = 161,535.03 : x
  2. Step 2: Convert to fraction form
    582,258.75/873,388.53 = 161,535.03/x
  3. Step 3: Cross multiply
    582,258.75x = 873,388.53 × 161,535.03
  4. Step 4: Simplify right side
    582,258.75x = 141,082,842,395.21
  5. Step 5: Solve for x
    x = 141,082,842,395.21/582,258.75
  6. Step 6: Final answer
    x = 242,302.66

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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.