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Finding the Fourth Proportional to 524,672.10, 787,008.15 and 465,623.10

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Solution

The fourth proportional to 524,672.10, 787,008.15 and 465,623.10 is: 698,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,672.10 : 787,008.15 = 465,623.10 : x
  2. Step 2: Convert to fraction form
    524,672.10/787,008.15 = 465,623.10/x
  3. Step 3: Cross multiply
    524,672.10x = 787,008.15 × 465,623.10
  4. Step 4: Simplify right side
    524,672.10x = 366,449,174,528.27
  5. Step 5: Solve for x
    x = 366,449,174,528.27/524,672.10
  6. Step 6: Final answer
    x = 698,434.65

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Similar ratio
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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.