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Finding the Fourth Proportional to 627,532.31, 865,994.59 and 341,053.08

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Solution

The fourth proportional to 627,532.31, 865,994.59 and 341,053.08 is: 470,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,532.31 : 865,994.59 = 341,053.08 : x
  2. Step 2: Convert to fraction form
    627,532.31/865,994.59 = 341,053.08/x
  3. Step 3: Cross multiply
    627,532.31x = 865,994.59 × 341,053.08
  4. Step 4: Simplify right side
    627,532.31x = 295,350,124,232.89
  5. Step 5: Solve for x
    x = 295,350,124,232.89/627,532.31
  6. Step 6: Final answer
    x = 470,653.25

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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.