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Finding the Fourth Proportional to 469,655.08, 648,124.23 and 254,795.10

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Solution

The fourth proportional to 469,655.08, 648,124.23 and 254,795.10 is: 351,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,655.08 : 648,124.23 = 254,795.10 : x
  2. Step 2: Convert to fraction form
    469,655.08/648,124.23 = 254,795.10/x
  3. Step 3: Cross multiply
    469,655.08x = 648,124.23 × 254,795.10
  4. Step 4: Simplify right side
    469,655.08x = 165,138,877,995.27
  5. Step 5: Solve for x
    x = 165,138,877,995.27/469,655.08
  6. Step 6: Final answer
    x = 351,617.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.