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Finding the Fourth Proportional to 504,368.37, 696,120.89 and 323,158.41

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Solution

The fourth proportional to 504,368.37, 696,120.89 and 323,158.41 is: 446,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,368.37 : 696,120.89 = 323,158.41 : x
  2. Step 2: Convert to fraction form
    504,368.37/696,120.89 = 323,158.41/x
  3. Step 3: Cross multiply
    504,368.37x = 696,120.89 × 323,158.41
  4. Step 4: Simplify right side
    504,368.37x = 224,957,318,364.39
  5. Step 5: Solve for x
    x = 224,957,318,364.39/504,368.37
  6. Step 6: Final answer
    x = 446,017.89

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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.