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Finding the Fourth Proportional to 469,905.44, 648,462.51 and 265,995.02

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Solution

The fourth proportional to 469,905.44, 648,462.51 and 265,995.02 is: 367,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,905.44 : 648,462.51 = 265,995.02 : x
  2. Step 2: Convert to fraction form
    469,905.44/648,462.51 = 265,995.02/x
  3. Step 3: Cross multiply
    469,905.44x = 648,462.51 × 265,995.02
  4. Step 4: Simplify right side
    469,905.44x = 172,487,799,937.86
  5. Step 5: Solve for x
    x = 172,487,799,937.86/469,905.44
  6. Step 6: Final answer
    x = 367,069.17

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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.