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Finding the Third Proportional to 7,434.70 and 10,946.60

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Solution

The third proportional to 7,434.70 and 10,946.60 is: 16,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.70 : 10,946.60 = 10,946.60 : x
  2. Step 2: Convert to fraction form
    7,434.70/10,946.60 = 10,946.60/x
  3. Step 3: Cross multiply
    7,434.70x = 10,946.60 × 10,946.60
  4. Step 4: Simplify right side
    7,434.70x = 119,828,085.77
  5. Step 5: Solve for x
    x = 119,828,085.77/7,434.70
  6. Step 6: Final answer
    x = 16,117.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.