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Finding the Fourth Proportional to 524,389.98, 723,247.06 and 358,916.03

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Solution

The fourth proportional to 524,389.98, 723,247.06 and 358,916.03 is: 495,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,389.98 : 723,247.06 = 358,916.03 : x
  2. Step 2: Convert to fraction form
    524,389.98/723,247.06 = 358,916.03/x
  3. Step 3: Cross multiply
    524,389.98x = 723,247.06 × 358,916.03
  4. Step 4: Simplify right side
    524,389.98x = 259,584,958,073.56
  5. Step 5: Solve for x
    x = 259,584,958,073.56/524,389.98
  6. Step 6: Final answer
    x = 495,022.73

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1.5x scale

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.