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Finding the Fourth Proportional to 453,996.59, 626,507.57 and 250,066.58

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Solution

The fourth proportional to 453,996.59, 626,507.57 and 250,066.58 is: 345,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,996.59 : 626,507.57 = 250,066.58 : x
  2. Step 2: Convert to fraction form
    453,996.59/626,507.57 = 250,066.58/x
  3. Step 3: Cross multiply
    453,996.59x = 626,507.57 × 250,066.58
  4. Step 4: Simplify right side
    453,996.59x = 156,668,605,374.01
  5. Step 5: Solve for x
    x = 156,668,605,374.01/453,996.59
  6. Step 6: Final answer
    x = 345,087.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.