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Finding the Fourth Proportional to 333,070.67, 459,681.33 and 189,797.87

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Solution

The fourth proportional to 333,070.67, 459,681.33 and 189,797.87 is: 261,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,070.67 : 459,681.33 = 189,797.87 : x
  2. Step 2: Convert to fraction form
    333,070.67/459,681.33 = 189,797.87/x
  3. Step 3: Cross multiply
    333,070.67x = 459,681.33 × 189,797.87
  4. Step 4: Simplify right side
    333,070.67x = 87,246,535,014.36
  5. Step 5: Solve for x
    x = 87,246,535,014.36/333,070.67
  6. Step 6: Final answer
    x = 261,946.02

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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.