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Finding the Fourth Proportional to 424,066.98, 585,204.91 and 233,080.32

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Solution

The fourth proportional to 424,066.98, 585,204.91 and 233,080.32 is: 321,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,066.98 : 585,204.91 = 233,080.32 : x
  2. Step 2: Convert to fraction form
    424,066.98/585,204.91 = 233,080.32/x
  3. Step 3: Cross multiply
    424,066.98x = 585,204.91 × 233,080.32
  4. Step 4: Simplify right side
    424,066.98x = 136,399,747,688.37
  5. Step 5: Solve for x
    x = 136,399,747,688.37/424,066.98
  6. Step 6: Final answer
    x = 321,646.71

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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.