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Finding the Fourth Proportional to 504,524.04, 696,248.61 and 275,079.45

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Solution

The fourth proportional to 504,524.04, 696,248.61 and 275,079.45 is: 379,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,524.04 : 696,248.61 = 275,079.45 : x
  2. Step 2: Convert to fraction form
    504,524.04/696,248.61 = 275,079.45/x
  3. Step 3: Cross multiply
    504,524.04x = 696,248.61 × 275,079.45
  4. Step 4: Simplify right side
    504,524.04x = 191,523,683,326.67
  5. Step 5: Solve for x
    x = 191,523,683,326.67/504,524.04
  6. Step 6: Final answer
    x = 379,612.60

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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.