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Finding the Fourth Proportional to 365,008.88, 503,706.90 and 203,866.17

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Solution

The fourth proportional to 365,008.88, 503,706.90 and 203,866.17 is: 281,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,008.88 : 503,706.90 = 203,866.17 : x
  2. Step 2: Convert to fraction form
    365,008.88/503,706.90 = 203,866.17/x
  3. Step 3: Cross multiply
    365,008.88x = 503,706.90 × 203,866.17
  4. Step 4: Simplify right side
    365,008.88x = 102,688,795,381.17
  5. Step 5: Solve for x
    x = 102,688,795,381.17/365,008.88
  6. Step 6: Final answer
    x = 281,332.32

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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.