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Finding the Third Proportional to 74,849,089.50 and 111,968,858.25

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Solution

The third proportional to 74,849,089.50 and 111,968,858.25 is: 167,497,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,849,089.50 : 111,968,858.25 = 111,968,858.25 : x
  2. Step 2: Convert to fraction form
    74,849,089.50/111,968,858.25 = 111,968,858.25/x
  3. Step 3: Cross multiply
    74,849,089.50x = 111,968,858.25 × 111,968,858.25
  4. Step 4: Simplify right side
    74,849,089.50x = 12,537,025,217,808,594
  5. Step 5: Solve for x
    x = 12,537,025,217,808,594/74,849,089.50
  6. Step 6: Final answer
    x = 167,497,364.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.