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Finding the Fourth Proportional to 224,708.94, 309,390.84 and 190,646.82

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Solution

The fourth proportional to 224,708.94, 309,390.84 and 190,646.82 is: 262,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,708.94 : 309,390.84 = 190,646.82 : x
  2. Step 2: Convert to fraction form
    224,708.94/309,390.84 = 190,646.82/x
  3. Step 3: Cross multiply
    224,708.94x = 309,390.84 × 190,646.82
  4. Step 4: Simplify right side
    224,708.94x = 58,984,379,783.13
  5. Step 5: Solve for x
    x = 58,984,379,783.13/224,708.94
  6. Step 6: Final answer
    x = 262,492.36

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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.