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Finding the Third Proportional to 581,440 and 1,246,940

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Solution

The third proportional to 581,440 and 1,246,940 is: 2,674,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,440 : 1,246,940 = 1,246,940 : x
  2. Step 2: Convert to fraction form
    581,440/1,246,940 = 1,246,940/x
  3. Step 3: Cross multiply
    581,440x = 1,246,940 × 1,246,940
  4. Step 4: Simplify right side
    581,440x = 1,554,859,363,600
  5. Step 5: Solve for x
    x = 1,554,859,363,600/581,440
  6. Step 6: Final answer
    x = 2,674,152.73

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.