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Finding the Fourth Proportional to 661,895.88, 913,387.52 and 367,527.26

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Solution

The fourth proportional to 661,895.88, 913,387.52 and 367,527.26 is: 507,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,895.88 : 913,387.52 = 367,527.26 : x
  2. Step 2: Convert to fraction form
    661,895.88/913,387.52 = 367,527.26/x
  3. Step 3: Cross multiply
    661,895.88x = 913,387.52 × 367,527.26
  4. Step 4: Simplify right side
    661,895.88x = 335,694,812,543.80
  5. Step 5: Solve for x
    x = 335,694,812,543.80/661,895.88
  6. Step 6: Final answer
    x = 507,171.63

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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.