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Finding the Fourth Proportional to 341,206.51, 470,848.55 and 186,148.57

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Solution

The fourth proportional to 341,206.51, 470,848.55 and 186,148.57 is: 256,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,206.51 : 470,848.55 = 186,148.57 : x
  2. Step 2: Convert to fraction form
    341,206.51/470,848.55 = 186,148.57/x
  3. Step 3: Cross multiply
    341,206.51x = 470,848.55 × 186,148.57
  4. Step 4: Simplify right side
    341,206.51x = 87,647,784,269.07
  5. Step 5: Solve for x
    x = 87,647,784,269.07/341,206.51
  6. Step 6: Final answer
    x = 256,876.06

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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.