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Finding the Fourth Proportional to 545,080.04, 817,017.92 and 225,055.47

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Solution

The fourth proportional to 545,080.04, 817,017.92 and 225,055.47 is: 337,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,080.04 : 817,017.92 = 225,055.47 : x
  2. Step 2: Convert to fraction form
    545,080.04/817,017.92 = 225,055.47/x
  3. Step 3: Cross multiply
    545,080.04x = 817,017.92 × 225,055.47
  4. Step 4: Simplify right side
    545,080.04x = 183,874,350,858.75
  5. Step 5: Solve for x
    x = 183,874,350,858.75/545,080.04
  6. Step 6: Final answer
    x = 337,334.59

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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.