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Finding the Third Proportional to 12,957,409.50 and 28,355,259

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Solution

The third proportional to 12,957,409.50 and 28,355,259 is: 62,051,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,409.50 : 28,355,259 = 28,355,259 : x
  2. Step 2: Convert to fraction form
    12,957,409.50/28,355,259 = 28,355,259/x
  3. Step 3: Cross multiply
    12,957,409.50x = 28,355,259 × 28,355,259
  4. Step 4: Simplify right side
    12,957,409.50x = 804,020,712,957,081
  5. Step 5: Solve for x
    x = 804,020,712,957,081/12,957,409.50
  6. Step 6: Final answer
    x = 62,051,038.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.