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Finding the Fourth Proportional to 552,221.87, 828,240.53 and 152,903.00

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Solution

The fourth proportional to 552,221.87, 828,240.53 and 152,903.00 is: 229,328.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,221.87 : 828,240.53 = 152,903.00 : x
  2. Step 2: Convert to fraction form
    552,221.87/828,240.53 = 152,903.00/x
  3. Step 3: Cross multiply
    552,221.87x = 828,240.53 × 152,903.00
  4. Step 4: Simplify right side
    552,221.87x = 126,640,463,064.68
  5. Step 5: Solve for x
    x = 126,640,463,064.68/552,221.87
  6. Step 6: Final answer
    x = 229,328.95

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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.