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Finding the Fourth Proportional to 19,246.40, 27,544.24 and 19,246.40

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Solution

The fourth proportional to 19,246.40, 27,544.24 and 19,246.40 is: 27,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.40 : 27,544.24 = 19,246.40 : x
  2. Step 2: Convert to fraction form
    19,246.40/27,544.24 = 19,246.40/x
  3. Step 3: Cross multiply
    19,246.40x = 27,544.24 × 19,246.40
  4. Step 4: Simplify right side
    19,246.40x = 530,127,460.74
  5. Step 5: Solve for x
    x = 530,127,460.74/19,246.40
  6. Step 6: Final answer
    x = 27,544.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.