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Finding the Fourth Proportional to 450,804.13, 676,024.54 and 162,533.70

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Solution

The fourth proportional to 450,804.13, 676,024.54 and 162,533.70 is: 243,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,804.13 : 676,024.54 = 162,533.70 : x
  2. Step 2: Convert to fraction form
    450,804.13/676,024.54 = 162,533.70/x
  3. Step 3: Cross multiply
    450,804.13x = 676,024.54 × 162,533.70
  4. Step 4: Simplify right side
    450,804.13x = 109,876,769,777.00
  5. Step 5: Solve for x
    x = 109,876,769,777.00/450,804.13
  6. Step 6: Final answer
    x = 243,735.06

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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.