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Finding the Third Proportional to 602,655.19 and 818,477.16

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Solution

The third proportional to 602,655.19 and 818,477.16 is: 1,111,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,655.19 : 818,477.16 = 818,477.16 : x
  2. Step 2: Convert to fraction form
    602,655.19/818,477.16 = 818,477.16/x
  3. Step 3: Cross multiply
    602,655.19x = 818,477.16 × 818,477.16
  4. Step 4: Simplify right side
    602,655.19x = 669,904,855,303.09
  5. Step 5: Solve for x
    x = 669,904,855,303.09/602,655.19
  6. Step 6: Final answer
    x = 1,111,588.96

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.