Home / 528,514.36-729,044.80-337,312.24

Finding the Fourth Proportional to 528,514.36, 729,044.80 and 337,312.24

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Solution

The fourth proportional to 528,514.36, 729,044.80 and 337,312.24 is: 465,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,514.36 : 729,044.80 = 337,312.24 : x
  2. Step 2: Convert to fraction form
    528,514.36/729,044.80 = 337,312.24/x
  3. Step 3: Cross multiply
    528,514.36x = 729,044.80 × 337,312.24
  4. Step 4: Simplify right side
    528,514.36x = 245,915,734,548.35
  5. Step 5: Solve for x
    x = 245,915,734,548.35/528,514.36
  6. Step 6: Final answer
    x = 465,296.22

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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.