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Finding the Fourth Proportional to 544,597.77, 751,600.04 and 312,055.50

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Solution

The fourth proportional to 544,597.77, 751,600.04 and 312,055.50 is: 430,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,597.77 : 751,600.04 = 312,055.50 : x
  2. Step 2: Convert to fraction form
    544,597.77/751,600.04 = 312,055.50/x
  3. Step 3: Cross multiply
    544,597.77x = 751,600.04 × 312,055.50
  4. Step 4: Simplify right side
    544,597.77x = 234,540,924,721.94
  5. Step 5: Solve for x
    x = 234,540,924,721.94/544,597.77
  6. Step 6: Final answer
    x = 430,668.17

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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.