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Finding the Fourth Proportional to 530,958.86, 732,722.91 and 292,494.86

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Solution

The fourth proportional to 530,958.86, 732,722.91 and 292,494.86 is: 403,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,958.86 : 732,722.91 = 292,494.86 : x
  2. Step 2: Convert to fraction form
    530,958.86/732,722.91 = 292,494.86/x
  3. Step 3: Cross multiply
    530,958.86x = 732,722.91 × 292,494.86
  4. Step 4: Simplify right side
    530,958.86x = 214,317,684,979.24
  5. Step 5: Solve for x
    x = 214,317,684,979.24/530,958.86
  6. Step 6: Final answer
    x = 403,642.73

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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.