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Finding the Third Proportional to 38,406,887 and 56,152,210

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Solution

The third proportional to 38,406,887 and 56,152,210 is: 82,096,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,406,887 : 56,152,210 = 56,152,210 : x
  2. Step 2: Convert to fraction form
    38,406,887/56,152,210 = 56,152,210/x
  3. Step 3: Cross multiply
    38,406,887x = 56,152,210 × 56,152,210
  4. Step 4: Simplify right side
    38,406,887x = 3,153,070,687,884,100
  5. Step 5: Solve for x
    x = 3,153,070,687,884,100/38,406,887
  6. Step 6: Final answer
    x = 82,096,491.91

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.