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Finding the Fourth Proportional to 627,598.92, 941,376.51 and 201,128.46

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Solution

The fourth proportional to 627,598.92, 941,376.51 and 201,128.46 is: 301,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,598.92 : 941,376.51 = 201,128.46 : x
  2. Step 2: Convert to fraction form
    627,598.92/941,376.51 = 201,128.46/x
  3. Step 3: Cross multiply
    627,598.92x = 941,376.51 × 201,128.46
  4. Step 4: Simplify right side
    627,598.92x = 189,337,607,736.48
  5. Step 5: Solve for x
    x = 189,337,607,736.48/627,598.92
  6. Step 6: Final answer
    x = 301,685.68

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1.5x scale

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.