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Finding the Fourth Proportional to 504,548.04, 696,325.50 and 377,002.20

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Solution

The fourth proportional to 504,548.04, 696,325.50 and 377,002.20 is: 520,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,548.04 : 696,325.50 = 377,002.20 : x
  2. Step 2: Convert to fraction form
    504,548.04/696,325.50 = 377,002.20/x
  3. Step 3: Cross multiply
    504,548.04x = 696,325.50 × 377,002.20
  4. Step 4: Simplify right side
    504,548.04x = 262,516,245,416.10
  5. Step 5: Solve for x
    x = 262,516,245,416.10/504,548.04
  6. Step 6: Final answer
    x = 520,299.80

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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.