Home / 530,328.24-732,103.20-339,452.28

Finding the Fourth Proportional to 530,328.24, 732,103.20 and 339,452.28

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Solution

The fourth proportional to 530,328.24, 732,103.20 and 339,452.28 is: 468,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,328.24 : 732,103.20 = 339,452.28 : x
  2. Step 2: Convert to fraction form
    530,328.24/732,103.20 = 339,452.28/x
  3. Step 3: Cross multiply
    530,328.24x = 732,103.20 × 339,452.28
  4. Step 4: Simplify right side
    530,328.24x = 248,514,100,435.30
  5. Step 5: Solve for x
    x = 248,514,100,435.30/530,328.24
  6. Step 6: Final answer
    x = 468,604.31

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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.