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Finding the Fourth Proportional to 336,158.30, 504,237.45 and 122,925.80

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Solution

The fourth proportional to 336,158.30, 504,237.45 and 122,925.80 is: 184,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,158.30 : 504,237.45 = 122,925.80 : x
  2. Step 2: Convert to fraction form
    336,158.30/504,237.45 = 122,925.80/x
  3. Step 3: Cross multiply
    336,158.30x = 504,237.45 × 122,925.80
  4. Step 4: Simplify right side
    336,158.30x = 61,983,791,931.21
  5. Step 5: Solve for x
    x = 61,983,791,931.21/336,158.30
  6. Step 6: Final answer
    x = 184,388.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.