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Finding the Fourth Proportional to 424,196.75, 585,395.48 and 233,211.50

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Solution

The fourth proportional to 424,196.75, 585,395.48 and 233,211.50 is: 321,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,196.75 : 585,395.48 = 233,211.50 : x
  2. Step 2: Convert to fraction form
    424,196.75/585,395.48 = 233,211.50/x
  3. Step 3: Cross multiply
    424,196.75x = 585,395.48 × 233,211.50
  4. Step 4: Simplify right side
    424,196.75x = 136,520,957,984.02
  5. Step 5: Solve for x
    x = 136,520,957,984.02/424,196.75
  6. Step 6: Final answer
    x = 321,834.05

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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.