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Finding the Fourth Proportional to 582,566.64, 873,860.88 and 161,853.45

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Solution

The fourth proportional to 582,566.64, 873,860.88 and 161,853.45 is: 242,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,566.64 : 873,860.88 = 161,853.45 : x
  2. Step 2: Convert to fraction form
    582,566.64/873,860.88 = 161,853.45/x
  3. Step 3: Cross multiply
    582,566.64x = 873,860.88 × 161,853.45
  4. Step 4: Simplify right side
    582,566.64x = 141,437,398,248.04
  5. Step 5: Solve for x
    x = 141,437,398,248.04/582,566.64
  6. Step 6: Final answer
    x = 242,783.21

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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.