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Finding the Third Proportional to 531,040 and 1,146,887

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Solution

The third proportional to 531,040 and 1,146,887 is: 2,476,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,040 : 1,146,887 = 1,146,887 : x
  2. Step 2: Convert to fraction form
    531,040/1,146,887 = 1,146,887/x
  3. Step 3: Cross multiply
    531,040x = 1,146,887 × 1,146,887
  4. Step 4: Simplify right side
    531,040x = 1,315,349,790,769
  5. Step 5: Solve for x
    x = 1,315,349,790,769/531,040
  6. Step 6: Final answer
    x = 2,476,931.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.