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Finding the Fourth Proportional to 303,802.92, 455,702.64 and 123,887.64

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Solution

The fourth proportional to 303,802.92, 455,702.64 and 123,887.64 is: 185,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,802.92 : 455,702.64 = 123,887.64 : x
  2. Step 2: Convert to fraction form
    303,802.92/455,702.64 = 123,887.64/x
  3. Step 3: Cross multiply
    303,802.92x = 455,702.64 × 123,887.64
  4. Step 4: Simplify right side
    303,802.92x = 56,455,924,611.37
  5. Step 5: Solve for x
    x = 56,455,924,611.37/303,802.92
  6. Step 6: Final answer
    x = 185,830.75

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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.