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Finding the Third Proportional to 912,888 and 1,343,484

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Solution

The third proportional to 912,888 and 1,343,484 is: 1,977,185.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,888 : 1,343,484 = 1,343,484 : x
  2. Step 2: Convert to fraction form
    912,888/1,343,484 = 1,343,484/x
  3. Step 3: Cross multiply
    912,888x = 1,343,484 × 1,343,484
  4. Step 4: Simplify right side
    912,888x = 1,804,949,258,256
  5. Step 5: Solve for x
    x = 1,804,949,258,256/912,888
  6. Step 6: Final answer
    x = 1,977,185.87

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.