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Finding the Third Proportional to 423,582 and 931,404

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Solution

The third proportional to 423,582 and 931,404 is: 2,048,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,582 : 931,404 = 931,404 : x
  2. Step 2: Convert to fraction form
    423,582/931,404 = 931,404/x
  3. Step 3: Cross multiply
    423,582x = 931,404 × 931,404
  4. Step 4: Simplify right side
    423,582x = 867,513,411,216
  5. Step 5: Solve for x
    x = 867,513,411,216/423,582
  6. Step 6: Final answer
    x = 2,048,041.26

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.