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Finding the Fourth Proportional to 336,129, 463,867.92 and 185,235.72

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Solution

The fourth proportional to 336,129, 463,867.92 and 185,235.72 is: 255,630.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,129 : 463,867.92 = 185,235.72 : x
  2. Step 2: Convert to fraction form
    336,129/463,867.92 = 185,235.72/x
  3. Step 3: Cross multiply
    336,129x = 463,867.92 × 185,235.72
  4. Step 4: Simplify right side
    336,129x = 85,924,908,146.10
  5. Step 5: Solve for x
    x = 85,924,908,146.10/336,129
  6. Step 6: Final answer
    x = 255,630.75

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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.