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Finding the Fourth Proportional to 504,490.77, 696,196.89 and 275,048.04

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Solution

The fourth proportional to 504,490.77, 696,196.89 and 275,048.04 is: 379,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,490.77 : 696,196.89 = 275,048.04 : x
  2. Step 2: Convert to fraction form
    504,490.77/696,196.89 = 275,048.04/x
  3. Step 3: Cross multiply
    504,490.77x = 696,196.89 × 275,048.04
  4. Step 4: Simplify right side
    504,490.77x = 191,487,590,048.60
  5. Step 5: Solve for x
    x = 191,487,590,048.60/504,490.77
  6. Step 6: Final answer
    x = 379,566.09

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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.