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Finding the Fourth Proportional to 424,615.68, 585,969.64 and 233,629.07

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Solution

The fourth proportional to 424,615.68, 585,969.64 and 233,629.07 is: 322,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,615.68 : 585,969.64 = 233,629.07 : x
  2. Step 2: Convert to fraction form
    424,615.68/585,969.64 = 233,629.07/x
  3. Step 3: Cross multiply
    424,615.68x = 585,969.64 × 233,629.07
  4. Step 4: Simplify right side
    424,615.68x = 136,899,538,527.51
  5. Step 5: Solve for x
    x = 136,899,538,527.51/424,615.68
  6. Step 6: Final answer
    x = 322,408.11

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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.