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Finding the Third Proportional to 72,714,558.50 and 155,506,813

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Solution

The third proportional to 72,714,558.50 and 155,506,813 is: 332,565,711.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,714,558.50 : 155,506,813 = 155,506,813 : x
  2. Step 2: Convert to fraction form
    72,714,558.50/155,506,813 = 155,506,813/x
  3. Step 3: Cross multiply
    72,714,558.50x = 155,506,813 × 155,506,813
  4. Step 4: Simplify right side
    72,714,558.50x = 24,182,368,889,416,968
  5. Step 5: Solve for x
    x = 24,182,368,889,416,968/72,714,558.50
  6. Step 6: Final answer
    x = 332,565,711.58

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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.