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Finding the Third Proportional to 72,714,557.50 and 155,506,811

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Solution

The third proportional to 72,714,557.50 and 155,506,811 is: 332,565,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,714,557.50 : 155,506,811 = 155,506,811 : x
  2. Step 2: Convert to fraction form
    72,714,557.50/155,506,811 = 155,506,811/x
  3. Step 3: Cross multiply
    72,714,557.50x = 155,506,811 × 155,506,811
  4. Step 4: Simplify right side
    72,714,557.50x = 24,182,368,267,389,720
  5. Step 5: Solve for x
    x = 24,182,368,267,389,720/72,714,557.50
  6. Step 6: Final answer
    x = 332,565,707.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.