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Finding the Fourth Proportional to 368,681.93, 552,459.49 and 248,293.69

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Solution

The fourth proportional to 368,681.93, 552,459.49 and 248,293.69 is: 372,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,681.93 : 552,459.49 = 248,293.69 : x
  2. Step 2: Convert to fraction form
    368,681.93/552,459.49 = 248,293.69/x
  3. Step 3: Cross multiply
    368,681.93x = 552,459.49 × 248,293.69
  4. Step 4: Simplify right side
    368,681.93x = 137,172,203,345.74
  5. Step 5: Solve for x
    x = 137,172,203,345.74/368,681.93
  6. Step 6: Final answer
    x = 372,061.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.