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Finding the Fourth Proportional to 186,626, 281,338.70 and 183,826.64

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Solution

The fourth proportional to 186,626, 281,338.70 and 183,826.64 is: 277,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,626 : 281,338.70 = 183,826.64 : x
  2. Step 2: Convert to fraction form
    186,626/281,338.70 = 183,826.64/x
  3. Step 3: Cross multiply
    186,626x = 281,338.70 × 183,826.64
  4. Step 4: Simplify right side
    186,626x = 51,717,547,922.97
  5. Step 5: Solve for x
    x = 51,717,547,922.97/186,626
  6. Step 6: Final answer
    x = 277,118.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.