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Finding the Third Proportional to 281,113.50 and 602,403

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Solution

The third proportional to 281,113.50 and 602,403 is: 1,290,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,113.50 : 602,403 = 602,403 : x
  2. Step 2: Convert to fraction form
    281,113.50/602,403 = 602,403/x
  3. Step 3: Cross multiply
    281,113.50x = 602,403 × 602,403
  4. Step 4: Simplify right side
    281,113.50x = 362,889,374,409
  5. Step 5: Solve for x
    x = 362,889,374,409/281,113.50
  6. Step 6: Final answer
    x = 1,290,899.85

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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.