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Finding the Fourth Proportional to 530,755.02, 732,408.75 and 292,291.02

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Solution

The fourth proportional to 530,755.02, 732,408.75 and 292,291.02 is: 403,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,755.02 : 732,408.75 = 292,291.02 : x
  2. Step 2: Convert to fraction form
    530,755.02/732,408.75 = 292,291.02/x
  3. Step 3: Cross multiply
    530,755.02x = 732,408.75 × 292,291.02
  4. Step 4: Simplify right side
    530,755.02x = 214,076,500,594.43
  5. Step 5: Solve for x
    x = 214,076,500,594.43/530,755.02
  6. Step 6: Final answer
    x = 403,343.34

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Similar ratio
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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.