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Finding the Fourth Proportional to 582,989.32, 804,527.94 and 328,344.76

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Solution

The fourth proportional to 582,989.32, 804,527.94 and 328,344.76 is: 453,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,989.32 : 804,527.94 = 328,344.76 : x
  2. Step 2: Convert to fraction form
    582,989.32/804,527.94 = 328,344.76/x
  3. Step 3: Cross multiply
    582,989.32x = 804,527.94 × 328,344.76
  4. Step 4: Simplify right side
    582,989.32x = 264,162,533,372.59
  5. Step 5: Solve for x
    x = 264,162,533,372.59/582,989.32
  6. Step 6: Final answer
    x = 453,117.28

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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.