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Finding the Fourth Proportional to 536,092.02, 739,807.70 and 294,390.18

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Solution

The fourth proportional to 536,092.02, 739,807.70 and 294,390.18 is: 406,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,092.02 : 739,807.70 = 294,390.18 : x
  2. Step 2: Convert to fraction form
    536,092.02/739,807.70 = 294,390.18/x
  3. Step 3: Cross multiply
    536,092.02x = 739,807.70 × 294,390.18
  4. Step 4: Simplify right side
    536,092.02x = 217,792,120,496.44
  5. Step 5: Solve for x
    x = 217,792,120,496.44/536,092.02
  6. Step 6: Final answer
    x = 406,258.84

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1.5x scale

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.