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Finding the Fourth Proportional to 504,056.54, 695,595.94 and 274,613.13

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Solution

The fourth proportional to 504,056.54, 695,595.94 and 274,613.13 is: 378,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,056.54 : 695,595.94 = 274,613.13 : x
  2. Step 2: Convert to fraction form
    504,056.54/695,595.94 = 274,613.13/x
  3. Step 3: Cross multiply
    504,056.54x = 695,595.94 × 274,613.13
  4. Step 4: Simplify right side
    504,056.54x = 191,019,777,612.16
  5. Step 5: Solve for x
    x = 191,019,777,612.16/504,056.54
  6. Step 6: Final answer
    x = 378,964.98

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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.