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Finding the Fourth Proportional to 582,681.94, 874,018.04 and 161,956.60

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Solution

The fourth proportional to 582,681.94, 874,018.04 and 161,956.60 is: 242,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,681.94 : 874,018.04 = 161,956.60 : x
  2. Step 2: Convert to fraction form
    582,681.94/874,018.04 = 161,956.60/x
  3. Step 3: Cross multiply
    582,681.94x = 874,018.04 × 161,956.60
  4. Step 4: Simplify right side
    582,681.94x = 141,552,990,097.06
  5. Step 5: Solve for x
    x = 141,552,990,097.06/582,681.94
  6. Step 6: Final answer
    x = 242,933.55

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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.