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Finding the Fourth Proportional to 524,389.48, 723,246.37 and 358,915.52

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Solution

The fourth proportional to 524,389.48, 723,246.37 and 358,915.52 is: 495,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,389.48 : 723,246.37 = 358,915.52 : x
  2. Step 2: Convert to fraction form
    524,389.48/723,246.37 = 358,915.52/x
  3. Step 3: Cross multiply
    524,389.48x = 723,246.37 × 358,915.52
  4. Step 4: Simplify right side
    524,389.48x = 259,584,347,887.49
  5. Step 5: Solve for x
    x = 259,584,347,887.49/524,389.48
  6. Step 6: Final answer
    x = 495,022.04

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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.