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Finding the Fourth Proportional to 601,808.41, 830,505.64 and 326,175.07

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Solution

The fourth proportional to 601,808.41, 830,505.64 and 326,175.07 is: 450,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,808.41 : 830,505.64 = 326,175.07 : x
  2. Step 2: Convert to fraction form
    601,808.41/830,505.64 = 326,175.07/x
  3. Step 3: Cross multiply
    601,808.41x = 830,505.64 × 326,175.07
  4. Step 4: Simplify right side
    601,808.41x = 270,890,231,628.93
  5. Step 5: Solve for x
    x = 270,890,231,628.93/601,808.41
  6. Step 6: Final answer
    x = 450,127.03

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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.