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Finding the Fourth Proportional to 424,159.74, 585,342.45 and 233,185.64

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Solution

The fourth proportional to 424,159.74, 585,342.45 and 233,185.64 is: 321,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,159.74 : 585,342.45 = 233,185.64 : x
  2. Step 2: Convert to fraction form
    424,159.74/585,342.45 = 233,185.64/x
  3. Step 3: Cross multiply
    424,159.74x = 585,342.45 × 233,185.64
  4. Step 4: Simplify right side
    424,159.74x = 136,493,450,895.71
  5. Step 5: Solve for x
    x = 136,493,450,895.71/424,159.74
  6. Step 6: Final answer
    x = 321,797.28

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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.