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Finding the Third Proportional to 2,938,699.50 and 4,539,064.50

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Solution

The third proportional to 2,938,699.50 and 4,539,064.50 is: 7,010,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,699.50 : 4,539,064.50 = 4,539,064.50 : x
  2. Step 2: Convert to fraction form
    2,938,699.50/4,539,064.50 = 4,539,064.50/x
  3. Step 3: Cross multiply
    2,938,699.50x = 4,539,064.50 × 4,539,064.50
  4. Step 4: Simplify right side
    2,938,699.50x = 20,603,106,535,160.25
  5. Step 5: Solve for x
    x = 20,603,106,535,160.25/2,938,699.50
  6. Step 6: Final answer
    x = 7,010,960.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.