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Finding the Third Proportional to 628,545 and 973,053

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Solution

The third proportional to 628,545 and 973,053 is: 1,506,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,545 : 973,053 = 973,053 : x
  2. Step 2: Convert to fraction form
    628,545/973,053 = 973,053/x
  3. Step 3: Cross multiply
    628,545x = 973,053 × 973,053
  4. Step 4: Simplify right side
    628,545x = 946,832,140,809
  5. Step 5: Solve for x
    x = 946,832,140,809/628,545
  6. Step 6: Final answer
    x = 1,506,387.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.