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Finding the Third Proportional to 417,373.25 and 623,602.88

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Solution

The third proportional to 417,373.25 and 623,602.88 is: 931,733.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,373.25 : 623,602.88 = 623,602.88 : x
  2. Step 2: Convert to fraction form
    417,373.25/623,602.88 = 623,602.88/x
  3. Step 3: Cross multiply
    417,373.25x = 623,602.88 × 623,602.88
  4. Step 4: Simplify right side
    417,373.25x = 388,880,545,708.27
  5. Step 5: Solve for x
    x = 388,880,545,708.27/417,373.25
  6. Step 6: Final answer
    x = 931,733.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.