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Finding the Third Proportional to 877,788 and 1,888,776

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Solution

The third proportional to 877,788 and 1,888,776 is: 4,064,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,788 : 1,888,776 = 1,888,776 : x
  2. Step 2: Convert to fraction form
    877,788/1,888,776 = 1,888,776/x
  3. Step 3: Cross multiply
    877,788x = 1,888,776 × 1,888,776
  4. Step 4: Simplify right side
    877,788x = 3,567,474,778,176
  5. Step 5: Solve for x
    x = 3,567,474,778,176/877,788
  6. Step 6: Final answer
    x = 4,064,164.44

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.