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Finding the Fourth Proportional to 617,750.40, 927,224.80 and 298,127.24

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Solution

The fourth proportional to 617,750.40, 927,224.80 and 298,127.24 is: 447,480.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,750.40 : 927,224.80 = 298,127.24 : x
  2. Step 2: Convert to fraction form
    617,750.40/927,224.80 = 298,127.24/x
  3. Step 3: Cross multiply
    617,750.40x = 927,224.80 × 298,127.24
  4. Step 4: Simplify right side
    617,750.40x = 276,430,970,483.55
  5. Step 5: Solve for x
    x = 276,430,970,483.55/617,750.40
  6. Step 6: Final answer
    x = 447,480.03

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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.