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Finding the Third Proportional to 508,560 and 747,072

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Solution

The third proportional to 508,560 and 747,072 is: 1,097,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,560 : 747,072 = 747,072 : x
  2. Step 2: Convert to fraction form
    508,560/747,072 = 747,072/x
  3. Step 3: Cross multiply
    508,560x = 747,072 × 747,072
  4. Step 4: Simplify right side
    508,560x = 558,116,573,184
  5. Step 5: Solve for x
    x = 558,116,573,184/508,560
  6. Step 6: Final answer
    x = 1,097,444.89

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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.