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Finding the Fourth Proportional to 333,172.56, 459,776.40 and 180,210.60

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Solution

The fourth proportional to 333,172.56, 459,776.40 and 180,210.60 is: 248,689.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,172.56 : 459,776.40 = 180,210.60 : x
  2. Step 2: Convert to fraction form
    333,172.56/459,776.40 = 180,210.60/x
  3. Step 3: Cross multiply
    333,172.56x = 459,776.40 × 180,210.60
  4. Step 4: Simplify right side
    333,172.56x = 82,856,580,909.84
  5. Step 5: Solve for x
    x = 82,856,580,909.84/333,172.56
  6. Step 6: Final answer
    x = 248,689.69

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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.