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Finding the Fourth Proportional to 333,152.41, 459,750.40 and 187,989.01

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Solution

The fourth proportional to 333,152.41, 459,750.40 and 187,989.01 is: 259,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,152.41 : 459,750.40 = 187,989.01 : x
  2. Step 2: Convert to fraction form
    333,152.41/459,750.40 = 187,989.01/x
  3. Step 3: Cross multiply
    333,152.41x = 459,750.40 × 187,989.01
  4. Step 4: Simplify right side
    333,152.41x = 86,428,022,543.10
  5. Step 5: Solve for x
    x = 86,428,022,543.10/333,152.41
  6. Step 6: Final answer
    x = 259,424.88

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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.