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Finding the Fourth Proportional to 284,480.55, 426,573.81 and 104,520.01

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Solution

The fourth proportional to 284,480.55, 426,573.81 and 104,520.01 is: 156,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,480.55 : 426,573.81 = 104,520.01 : x
  2. Step 2: Convert to fraction form
    284,480.55/426,573.81 = 104,520.01/x
  3. Step 3: Cross multiply
    284,480.55x = 426,573.81 × 104,520.01
  4. Step 4: Simplify right side
    284,480.55x = 44,585,499,561.42
  5. Step 5: Solve for x
    x = 44,585,499,561.42/284,480.55
  6. Step 6: Final answer
    x = 156,726.00

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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.