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Finding the Fourth Proportional to 582,386.94, 873,585.30 and 161,695.62

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Solution

The fourth proportional to 582,386.94, 873,585.30 and 161,695.62 is: 242,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,386.94 : 873,585.30 = 161,695.62 : x
  2. Step 2: Convert to fraction form
    582,386.94/873,585.30 = 161,695.62/x
  3. Step 3: Cross multiply
    582,386.94x = 873,585.30 × 161,695.62
  4. Step 4: Simplify right side
    582,386.94x = 141,254,916,706.39
  5. Step 5: Solve for x
    x = 141,254,916,706.39/582,386.94
  6. Step 6: Final answer
    x = 242,544.79

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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.