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Finding the Fourth Proportional to 569,197.47, 785,425.62 and 314,533.47

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Solution

The fourth proportional to 569,197.47, 785,425.62 and 314,533.47 is: 434,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,197.47 : 785,425.62 = 314,533.47 : x
  2. Step 2: Convert to fraction form
    569,197.47/785,425.62 = 314,533.47/x
  3. Step 3: Cross multiply
    569,197.47x = 785,425.62 × 314,533.47
  4. Step 4: Simplify right side
    569,197.47x = 247,042,645,685.50
  5. Step 5: Solve for x
    x = 247,042,645,685.50/569,197.47
  6. Step 6: Final answer
    x = 434,019.23

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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.