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Finding the Fourth Proportional to 423,925.44, 585,012.96 and 232,934.72

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Solution

The fourth proportional to 423,925.44, 585,012.96 and 232,934.72 is: 321,447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,925.44 : 585,012.96 = 232,934.72 : x
  2. Step 2: Convert to fraction form
    423,925.44/585,012.96 = 232,934.72/x
  3. Step 3: Cross multiply
    423,925.44x = 585,012.96 × 232,934.72
  4. Step 4: Simplify right side
    423,925.44x = 136,269,830,033.97
  5. Step 5: Solve for x
    x = 136,269,830,033.97/423,925.44
  6. Step 6: Final answer
    x = 321,447.63

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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.