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Finding the Third Proportional to 19,398,456 and 32,329,386.75

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Solution

The third proportional to 19,398,456 and 32,329,386.75 is: 53,880,022.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398,456 : 32,329,386.75 = 32,329,386.75 : x
  2. Step 2: Convert to fraction form
    19,398,456/32,329,386.75 = 32,329,386.75/x
  3. Step 3: Cross multiply
    19,398,456x = 32,329,386.75 × 32,329,386.75
  4. Step 4: Simplify right side
    19,398,456x = 1,045,189,247,631,075.50
  5. Step 5: Solve for x
    x = 1,045,189,247,631,075.50/19,398,456
  6. Step 6: Final answer
    x = 53,880,022.60

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.