Home / 528,515.36-729,046.18-337,313.24

Finding the Fourth Proportional to 528,515.36, 729,046.18 and 337,313.24

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Solution

The fourth proportional to 528,515.36, 729,046.18 and 337,313.24 is: 465,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,515.36 : 729,046.18 = 337,313.24 : x
  2. Step 2: Convert to fraction form
    528,515.36/729,046.18 = 337,313.24/x
  3. Step 3: Cross multiply
    528,515.36x = 729,046.18 × 337,313.24
  4. Step 4: Simplify right side
    528,515.36x = 245,916,929,085.42
  5. Step 5: Solve for x
    x = 245,916,929,085.42/528,515.36
  6. Step 6: Final answer
    x = 465,297.60

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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.