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Finding the Fourth Proportional to 582,516.60, 873,803.70 and 302,580.60

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Solution

The fourth proportional to 582,516.60, 873,803.70 and 302,580.60 is: 453,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,516.60 : 873,803.70 = 302,580.60 : x
  2. Step 2: Convert to fraction form
    582,516.60/873,803.70 = 302,580.60/x
  3. Step 3: Cross multiply
    582,516.60x = 873,803.70 × 302,580.60
  4. Step 4: Simplify right side
    582,516.60x = 264,396,047,828.22
  5. Step 5: Solve for x
    x = 264,396,047,828.22/582,516.60
  6. Step 6: Final answer
    x = 453,885.86

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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.