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Finding the Third Proportional to 70,377 and 103,702.50

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Solution

The third proportional to 70,377 and 103,702.50 is: 152,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,377 : 103,702.50 = 103,702.50 : x
  2. Step 2: Convert to fraction form
    70,377/103,702.50 = 103,702.50/x
  3. Step 3: Cross multiply
    70,377x = 103,702.50 × 103,702.50
  4. Step 4: Simplify right side
    70,377x = 10,754,208,506.25
  5. Step 5: Solve for x
    x = 10,754,208,506.25/70,377
  6. Step 6: Final answer
    x = 152,808.57

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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.