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Finding the Fourth Proportional to 450,975.48, 676,541.16 and 151,485

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Solution

The fourth proportional to 450,975.48, 676,541.16 and 151,485 is: 227,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,975.48 : 676,541.16 = 151,485 : x
  2. Step 2: Convert to fraction form
    450,975.48/676,541.16 = 151,485/x
  3. Step 3: Cross multiply
    450,975.48x = 676,541.16 × 151,485
  4. Step 4: Simplify right side
    450,975.48x = 102,485,837,622.60
  5. Step 5: Solve for x
    x = 102,485,837,622.60/450,975.48
  6. Step 6: Final answer
    x = 227,253.68

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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.