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Finding the Fourth Proportional to 424,504.56, 585,806.76 and 233,513.76

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Solution

The fourth proportional to 424,504.56, 585,806.76 and 233,513.76 is: 322,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,504.56 : 585,806.76 = 233,513.76 : x
  2. Step 2: Convert to fraction form
    424,504.56/585,806.76 = 233,513.76/x
  3. Step 3: Cross multiply
    424,504.56x = 585,806.76 × 233,513.76
  4. Step 4: Simplify right side
    424,504.56x = 136,793,939,161.02
  5. Step 5: Solve for x
    x = 136,793,939,161.02/424,504.56
  6. Step 6: Final answer
    x = 322,243.74

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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.