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Finding the Fourth Proportional to 265,853.46, 366,864.83 and 158,421.10

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Solution

The fourth proportional to 265,853.46, 366,864.83 and 158,421.10 is: 218,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,853.46 : 366,864.83 = 158,421.10 : x
  2. Step 2: Convert to fraction form
    265,853.46/366,864.83 = 158,421.10/x
  3. Step 3: Cross multiply
    265,853.46x = 366,864.83 × 158,421.10
  4. Step 4: Simplify right side
    265,853.46x = 58,119,129,919.91
  5. Step 5: Solve for x
    x = 58,119,129,919.91/265,853.46
  6. Step 6: Final answer
    x = 218,613.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.