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Finding the Fourth Proportional to 599,641.12, 827,607.12 and 357,936.16

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Solution

The fourth proportional to 599,641.12, 827,607.12 and 357,936.16 is: 494,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,641.12 : 827,607.12 = 357,936.16 : x
  2. Step 2: Convert to fraction form
    599,641.12/827,607.12 = 357,936.16/x
  3. Step 3: Cross multiply
    599,641.12x = 827,607.12 × 357,936.16
  4. Step 4: Simplify right side
    599,641.12x = 296,230,514,521.46
  5. Step 5: Solve for x
    x = 296,230,514,521.46/599,641.12
  6. Step 6: Final answer
    x = 494,013.01

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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.