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Finding the Fourth Proportional to 608,892.60, 914,087.70 and 384,252.60

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Solution

The fourth proportional to 608,892.60, 914,087.70 and 384,252.60 is: 576,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,892.60 : 914,087.70 = 384,252.60 : x
  2. Step 2: Convert to fraction form
    608,892.60/914,087.70 = 384,252.60/x
  3. Step 3: Cross multiply
    608,892.60x = 914,087.70 × 384,252.60
  4. Step 4: Simplify right side
    608,892.60x = 351,240,575,353.02
  5. Step 5: Solve for x
    x = 351,240,575,353.02/608,892.60
  6. Step 6: Final answer
    x = 576,851.44

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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.