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Finding the Fourth Proportional to 582,105.66, 873,303.81 and 203,031.84

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Solution

The fourth proportional to 582,105.66, 873,303.81 and 203,031.84 is: 304,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,105.66 : 873,303.81 = 203,031.84 : x
  2. Step 2: Convert to fraction form
    582,105.66/873,303.81 = 203,031.84/x
  3. Step 3: Cross multiply
    582,105.66x = 873,303.81 × 203,031.84
  4. Step 4: Simplify right side
    582,105.66x = 177,308,479,423.31
  5. Step 5: Solve for x
    x = 177,308,479,423.31/582,105.66
  6. Step 6: Final answer
    x = 304,598.45

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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.