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Finding the Fourth Proportional to 431,670.07, 595,712.10 and 238,100.02

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Solution

The fourth proportional to 431,670.07, 595,712.10 and 238,100.02 is: 328,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,670.07 : 595,712.10 = 238,100.02 : x
  2. Step 2: Convert to fraction form
    431,670.07/595,712.10 = 238,100.02/x
  3. Step 3: Cross multiply
    431,670.07x = 595,712.10 × 238,100.02
  4. Step 4: Simplify right side
    431,670.07x = 141,839,062,924.24
  5. Step 5: Solve for x
    x = 141,839,062,924.24/431,670.07
  6. Step 6: Final answer
    x = 328,582.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.