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Finding the Fourth Proportional to 504,548.79, 696,326.54 and 377,002.95

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Solution

The fourth proportional to 504,548.79, 696,326.54 and 377,002.95 is: 520,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,548.79 : 696,326.54 = 377,002.95 : x
  2. Step 2: Convert to fraction form
    504,548.79/696,326.54 = 377,002.95/x
  3. Step 3: Cross multiply
    504,548.79x = 696,326.54 × 377,002.95
  4. Step 4: Simplify right side
    504,548.79x = 262,517,157,858.28
  5. Step 5: Solve for x
    x = 262,517,157,858.28/504,548.79
  6. Step 6: Final answer
    x = 520,300.84

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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.