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Finding the Fourth Proportional to 637,457.52, 957,818.28 and 481,158

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Solution

The fourth proportional to 637,457.52, 957,818.28 and 481,158 is: 722,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,457.52 : 957,818.28 = 481,158 : x
  2. Step 2: Convert to fraction form
    637,457.52/957,818.28 = 481,158/x
  3. Step 3: Cross multiply
    637,457.52x = 957,818.28 × 481,158
  4. Step 4: Simplify right side
    637,457.52x = 460,861,927,968.24
  5. Step 5: Solve for x
    x = 460,861,927,968.24/637,457.52
  6. Step 6: Final answer
    x = 722,968.85

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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.