Home / 530,531.43-732,234.27-301,110.20

Finding the Fourth Proportional to 530,531.43, 732,234.27 and 301,110.20

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Solution

The fourth proportional to 530,531.43, 732,234.27 and 301,110.20 is: 415,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,531.43 : 732,234.27 = 301,110.20 : x
  2. Step 2: Convert to fraction form
    530,531.43/732,234.27 = 301,110.20/x
  3. Step 3: Cross multiply
    530,531.43x = 732,234.27 × 301,110.20
  4. Step 4: Simplify right side
    530,531.43x = 220,483,207,486.55
  5. Step 5: Solve for x
    x = 220,483,207,486.55/530,531.43
  6. Step 6: Final answer
    x = 415,589.34

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Double scale
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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.