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Finding the Fourth Proportional to 284,525.94, 426,663.18 and 151,374.60

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Solution

The fourth proportional to 284,525.94, 426,663.18 and 151,374.60 is: 226,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,525.94 : 426,663.18 = 151,374.60 : x
  2. Step 2: Convert to fraction form
    284,525.94/426,663.18 = 151,374.60/x
  3. Step 3: Cross multiply
    284,525.94x = 426,663.18 × 151,374.60
  4. Step 4: Simplify right side
    284,525.94x = 64,585,968,207.23
  5. Step 5: Solve for x
    x = 64,585,968,207.23/284,525.94
  6. Step 6: Final answer
    x = 226,995.01

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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.